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Jeekel, C.A.W. 1964: Two new species of Pratinus Attems, with taxonomie notes on the genus and a redescription of its type-species (Diplopoda, Polydesmida). Beaufortia 11: 61-73

Bairwa,I.L.; Siddiqui,A.U.; Parihar,A. 2008: Two new species of Pratylenchus Filipjev, 1936 found associated with medicinal plants in Udaipur District of Rajasthan along with the report of Pratylenchus zeae Graham, 1951 and P thornei Sher and Allen, 1953. Pakistan Journal Of Nematology: 1, 13-19

Dvorak, R. 1957: Two new species of Priochirus (Staphylinidae: Coleoptera) from India. Journal of the Bombay Natural History Society 54: 790-791

Ishikawa, R. 1954: Two new species of Priocnemis from Japan (Hymenoptera, Pompilidae). Mushi: 33-39

Donisthorpe, H. 1944: Two new species of Pristomyrmex Mayr (Hym. Formicidae), with some notes on the genus. Proceedings of the Royal Entomological Society of London (B): 13: 81-84

Evenhuis, N.L. 2006: Two new species of Proceroplatus Edwards (Diptera: Keroplatidae) from Fiji. Bishop Museum Occasional Papers 15 April; 86: 3-9

Ogloblin, A.A. 1944: Two new species of Proctotrupoidea from Iowa (Hymenoptera). Proceedings of the Entomological Society of Washington 46: 155-158

Hobby, B.M. 1933: Two new species of Promachus (Dipt., Asilidae) from Madagascar. Entomologist's Monthly Magazine 69: 193-195

Chalikwar, M.R. 1976: Two new species of Protomicroplitis Ashmead (Hymenoptera: Braconidae: Microgasterinae). Oriental lnsects 4: 439-445

Gloyd, L.K. 1939: Two new species of Protoneura from South America (Odonata). Occasional Papers of the Museum of Zoology University of Michigan Ann Arbor, 408: 17

Naidenova, N.N.; Zaika, W.E. 1969: Two new species of Protozoa from the fishes of the Black Sea. Parazitologiya 3: 97-101

Yin, Wen Ying 1963: Two new species of Protura from China. Acta Entomol Sinica 12(3): 268-275

Imadate, G.; Yosii, R. 1956: Two new species of Protura from Japan. Insecta Matsumurana Sapporo 20: 11-16

Nosek, J. 1969: Two new species of Protura from Montagne Noire. Bulletin de la Societe d'Histoire Naturelle de Toulouse 105: 217-220

Banks, N. 1945: Two new species of Psammocharidae. Psyche 52(1/2): 105-106

Budnikova, LL. 2005: Two new species of Psammonyx and the identity of the genus Wecomedon (Amphipoda, Gammaridea). Publications of the Seto Marine Biological Laboratory 40(3-4): 179-197

Kubik, S. 2006: Two new species of Pselaphia (Diptera, Chloropidae) from Zambia. Biologia (Bratislava) 61(2): 159-160

Hussey, R.F. 1954: Two new species of Pselliopus and some distributional notes (Hemiptera, Reduviidae). Pan-Pacific Entomologist 30: 153-158

Blaisdell, F.E. 1923: Two new species of Psephenus, Hald., with a note on Narpus angustus, Casey (Coleop.). Entomological News 34: 234-238

Lujan, N.K.; Armbruster, J.W.; Sabaj, M.H. 2007: Two new species of Pseudancistrus from southern Venezuela (Siluriformes: Loricariidae). Ichthyological Exploration of Freshwaters 18(2): 163-174

Burton, DW. 1977: Two new species of Pseudaneitea Cockerell (Athoracophoridae: Gastropoda) from New Zealand. Journal of the Royal Soc N Z: 71: 93-98

Ng, H.H.; Edds, D.R. 2005: Two new species of Pseudecheneis, rheophilic catfishes (Teleostei: Sisoridae) from Nepal. Zootaxa 1047: 1-19

Stephens, A.E.A.; Gibbs, G.W. 2003: Two new species of Pseudocoremia and reinstatement of P. pergrata as species (Lepidoptera: Geometridae: Ennominae). New Zealand Entomologist 2(6): 61-64

Wright, S. 1937: Two new species of Pseudodiaptomus. Ann Acad Bras Sci Rio de Janeiro 9: 155-162

Miller, N.C.E. 1957: Two new species of Pseudodoniella China & Carvalho (Hemiptera, Miridae). Bulletin of Entomological Research London 48: 57-58

Parra-Olea, G.; Garcia-Paris, M.; Hanken, J.; Wake, D.B. 2005: Two new species of Pseudoeurycea (Caudata: Plethodontidae) from the mountains of northern Oaxaca, Mexico. Copeia 3: 461-469

Shi, A M.; Ren, GD.; Merkl, O. 2005: Two new species of Pseudognaptorina Kaszab, 1977 (Coleoptera, Tenebrionidae: Blaptini) from the Tibet Plateau. Acta Zoologica Academiae Scientiarum Hungaricae 51(3): 163-170

Ng, Heok Hee 2005: Two new species of Pseudolaguvia (Teleostei: Erethistidae) from Bangladesh. Zootaxa: 35-47

Murano, M. 1966: Two new species of Pseudomma (Mysidacea) from Sagami Bay, central Japan. Journal of the Oceanographical Society of Japan 22: 41-49

Kuoh, C-l. 1973: Two new species of Pseudonisuana (Homoptera: Cicadellidae). Acta Entomologica Sinica 162: 180-187

Gupta, NK.; Gupta, K. 1972: Two new species of Pseudorhadinorhynchus Achmerow et Dombrovskaja-Achmerova, 1941 (Acanthocephala, family - Micracanthorhynchinidae Yamaguti, 1961) from marine food fishes at Ernakulam. Research Bulletin of the Panjab University, Science 22(3-4): 345-351

Melo, M.R.S.; Walker, H J.; Jr; Klepadlo, C. 2007: Two new species of Pseudoscopelus (Teleostei: Chiasmodontidae), with a new diagnosis for the genus. Zootaxa 1605: 33-46

Hoff, C.C. 1954: Two new species of Pseudoscorpions from Illinois. Transactions of the Illinois Academy of Science 45: 188-195

Manning, RB. 1972: Two new species of Pseudosquilla (Crustacea, Stomatopoda) from the Pacific Ocean. American Museum Novitates, 2484: 1-Il

Tsutsumi, C. 1964: Two new species of Psocoptera from the Ryukyu Islands, Japan. Kontyu, Tokyo: 265-269

Banks, N. 1914: Two new species of Psychoda. Entomological News 25: 127-128

Freeman, P. 1953: Two new species of Psychodidae (Diptera,: Nematocera) from Britain. Proceedings of the Royal Entomological Society of London (B): 22: 69-71

Tanaka, K. 1958: Two new species of Pterostichus from East Asia (Carabidae, Coleoptera). Akitu Kyoto 7: 58-60

Tlmberlake, P.H. 1946: Two new species of Ptiloglossa from Arizona (Hymenoptera, Apoidea). Pan-Pacific Entomologist 22: 156-158

King, G.B. 1901: Two new species of Pulvinaria. Canadian Entomologist, XXXIII 144-146

Cockerell, T.D.A. 1893: Two new species of Pulvinaria from Jamaica. Transactions of the Entomological Society of London, 159-163

Kullander, S.O.; F., F. 2005: Two new species of Puntius from northern Myanmar (Teleostei: Cyprinidae). Copeia 2: 290-302

Blair, K.G. 1914: Two new species of Pyrochroidae from Borneo. Annals and Magazine of Natural History, 14 317-318

Blote, H.C. 1932: Two new species of Pyrrhocoridae in 'S Rijks Museum van Natuurlijke Histories. Zoologische Mededeelingen Leiden 14: 263-264

Senna, A.R.; Serejo, C.S. 2007: Two new species of Quadrimaera (Crustacea: Amphipoda: Melitidae) from Atol das Rocas, Brazil. Zootaxa 1593: 55-67

Emerson, K.C. 1964: Two new species of Rallicola from Tasmania (Mallophaga: Philopteridae). Journal of the Entomological Society of Queensland 3: 30-31

Koc, K.; Kara, M. 2005: Two new species of Raphignathoidea (Acari: Raphighathidae ; Camerobiidae) from Turkey. Acarologia (Paris) 45(2-3): 195-202

Barber, H.G. 1922: Two new species of Reduviidae from the United States. (Hem.). Proceedings of the Entomological Society of Washington 24: 103-104

Fuhrmann, O. 1924: Two new species of Reptilian Cestodes. Ann Med. Parasitol. Liverpool: 505-513

Okabe, K.; Shiraishi, S. 1967: Two new species of Rhabditis found in Oncomelania nosophora nosophom and O. h. formosana. Japanese Journal of Parasitology 16: 581-582

Xueyan LI.N.buyoshi OHBA.X.ngcai LIANG 2008: Two new species of Rhagophthalmus Motschulsky (Coleoptera: Rhagophthalmidae) from Yunnan, south-western China, with notes on known species. Entomological Science 11(2): 259-267

Zettel, H.; Tran, A.D.c 2004: Two new species of Rhagovelia (Heteroptera: Veliidae) from Vietnam: first records of the R. papuensis group from south-eastern Asia. Tijdschrift voor Entomologie 147: 229-235

Drake, C.J. 1957: Two new species of Rhagovelias (Hemiptera: Veliidae). Bulletin - Southern California Academy of Sciences 56: 47-49

Gorochov, AV. 2002: Two new species of Rhaphidophora from southern Japan (Orthoptera: Rhaphidophoridae: Rhaphidophorinae). Zoosystematica Rossica 25 December; 111: 104

Tomlin, J.R. le B. 1931: Two new species of Rhiostoma. Proceedings of the Malacological Society of London 195: 227-228

Lyneborg, L. 1970: Two new species of Rhopalia Macq. from Afghanistan (Dipt. Mydaidae). Entomologica scand: 90-92.

Rothschild, W. 1895: Two new species of Rhopalocera from the Solomon Islands. Novitates Zoologicae, II 161

Sommerman, K.M. 1956: Two new species of Rhyopsocus (Psocoptera) from the U.S.A., with notes on the bionomics of one household species. Journal of the Washington Academy of Sciences 46: 145-149

Mawson, P.M. 1971: Two new species of Rictularia (Nematoda) from Australian rodents. R Trans R Soc S Aust 95: 61-64

Cushman, J.A.; Parker, F.L. 1938: Two new species of Robertina. Contributions from the Cushman Laboratory for Foraminiferal Research Sharon 14: 73-74

Yasumatsu, K. 1956: Two new species of Roproniidae (Hymenoptera). Insecta Matsumurana Sapporo 19: 117-122

Garner, W.E. 1937: Two new species of Rotatoria. Journal of the Quekett Microscopical Club Ser 3: 1: 280-283

Ping, L. 1966: Two new species of Rutelinae (Coleoptera: Scarabaeidae). Acta zootax. sin.: 3: 82-84

Drake, C.J.; Hottes, F.C. 1949: Two new species of Saldidae (Hemip-tera) from western United States. Proceedings of the Biological Society of Washington 62: 177-184

Drake, C.J. 1961: Two new species of Saldidae from South Africa (Hemiptera: Saldidae). Transactions of the Royal Society of South Africa 36: 133-135

Mitra, S.K. 1966: Two new species of Salina McGillivray (Collembola: Entomobryidae: Paronellinae) from India. Indian Journal of Entomology 28: 67-73

Hessler, RR.; Sanders, HL. 1973: Two new species of Sandersiella (Cephalocardia), including one from the deep sea. Crustaceana 242: 181-1%

Hille Ris Lambers, D. 1954: Two new species of Sappaphis Mats. (Homopt., Aphid.). Entomologische Berichten Amsterdam 15: 304-309

Malloch, J.R. 1940: Two new species of Sapromyzidae from New Guinea (Diptera). Proceedings of the Royal Entomological Society of London (B): 9: 20-22

Dogiel, V.A. 1922: Two new species of Sarcocystis from African Antelopes. Sci Res Zoological Expedition British East Africa 1914: 1(8): 1-7

Salem, H.H. 1938: Two new species of Sarcophaga (Diptera-Tachinidae). Publ Egypt Univ Fac Med Cairo 15: 6

Zumpt, F. 1969: Two new species of Sarcophagidae (Diptera) from the Madagascan region. Bulletin et Annales de la Societe R Entomologique de Belgique 105: 74-78

Hall, D.G. 1932: Two new species of Sarcophaginae from California. Pan-Pacific Entomologist 8(1931): 52-54

Morrison, J.P.E. 1939: Two new species of Sayella with notes on the Genus. Nautilus Philadelphia 532: 43-45

Hure, J.; Scotto di Carlo, B. 1968: Two new species of Scaphocalanus (Copepoda: Calanoida) from the Mediterranean sea. Pubblicazioni della Stazione Zoologica di Napoli 36: 152-166: 1-15

Nikolaev, GV. 1975: Two new species of Scarabaeidae (Coleoptera) from Tadzhikistan. Zoologicheskii Zhurnal 54(8): 1259-1260

Van Dyke, E.C. 1933: Two new species of Scarnbaeidae (Coleoptera). Pan-Pacific Entomologist 9: 115-116

Cook, E.F. 1968: Two new species of Scatopsidae (Diptera) from the Bismarck Islands. Entomologiske Meddelelser 36: 414-416

Liang, G.Qiu 2002: Two new species of Scelimenidae from Hainan Province (Orthoptera: Tetrigoidea). Acta Entomologica Sinica y; 45: 13-15(Suppl)

Deng, W.-An.; Zheng, Z.-Min.; Wei, S.-Zhen. 2006: Two new species of Scelimenidae from Yunnan and Guangxi, China (Orthoptera, Tetrigoidea). Acta Zootaxonomica Sinica. Apr; 312: 369-372

Pettey, F.W. 1918: Two new species of Sciara from the Phillippines. Philippine Journal of Science D: 13 215-217

Bechev, D.; Koc, H. 2006: Two new species of Sciophila Meigen (Diptera: Mycetophilidae) from Turkey, with a key to the Western Palaearctic species of the S. lutea Macquart group. Zootaxa 1253: 61-68

Gravely, F.H. 1912: Two new species of Scolopendridae. Records of the Indian Museum 7: 415-417

Bradley, J.D. 1965: Two new species of Scrobipalpa Janse (Lep., Gelechiidae) from Algeria. Annnat. Hist., London 13: 553-557

Mahunka, S. 1967: Two new species of Scutacaridae (Acari) from Vietnam 'Zoologische Ergebnisse der Forschungen von Dr. T. Pooes'. Acarologia 9: 26-29

Kamitani, S.; Ubaidillah, R.; Kahono, S.; Herwint, S.; Partomihardjo, T. 2006: Two new species of Selenocephalinae (Auchenorrhyncha, Cicadellidae) in Java, Indonesia. Esakia e 30; 46: 83-87

Kataev, B M.; Wrase, DW. 2006: Two new species of Selenotichnus Kataev 1999 from Yunnan, China (Coleoptera, Carabidae, Harpalini). Linzer Biologische Beitraege 29 Dezember; 382: 1493-1498

Chickering, A.M. 1953: Two new species of Senoculus (Araneae, Seno-culidae) from Panama. Transactions of the American Microscopical Society 72: 281-287

Ho, C.; Lu, C.-Cheng 2005: Two new species of Sepia (Doratosepion) (Cephalopoda: Sepiidae) from Taiwan, based on morphological and molecular data. Phuket Marine Biological Center Research Bulletin 6(6): 51-69

Steyskal, G.C. 1961: Two new species of Sepsisoma from Kansas (Diptera: Richardiidae). Journal of the Kansas Entomological Society 34: 83-85

Cassino, S.E.; Swett, L.W. 1922: Two new species of Sericosema. Lepidopterist Salem 3: 151-155

Kallies, A. 2003: Two new species of Sesiini from the Oriental region (Lepidoptera: Sesiidae, Sesiinae). Nachrichten des Entomologischen Vereins Apollo. Februar; 234: 161-166

Morris, S.J. 2003: Two new species of Sigaus from Fiordland, New Zealand (Orthoptera: Acrididae). New Zealand Entomologist 2(6): 65-74

Jennings, A.H. 1915: Two new species of Simulium from tropical America. Washington Dc. Ent. Soc: 199-200

Hussey, R.P. 1953: Two new species of Sinea (Hemiptera, Reduviidae). Journal of the Kansas Entomological Society 26: 61-64

Li, W.-xian.; Liao, Y.-ping.; Yang, H.-fu. 2002: Two new species of Sinocyclocheilus from eastern Yunnan, China. Journal of Yunnan Agricultural University. Jun; 172: 161-163

Peile, A.J. 1935: Two new species of Sinosnnea. Proceedings of the Malacological Society of London 21: 382-383

Murina, V.V. 1969: Two new species of Sipunculids (Sipunculida) of the Pacific and Indian Oceans. Zoologicheskii Zhurnal 48(11): 1732-1734

Smithers, C.N. 1957: Two new species of Sisyra (Sisyridae, Neuroptera) from Southern Rhodesia. Journal of the Entomological Society of Southern Africa 20: 223-228

Thomas, O. 1921: Two new species of Slow Loris. AnnNat. Hist. London : 627-628

Robinson, M. 1947: Two new species of Soarabaoidae (Coleoptora). Transactions of the American Entomological Society 73: 109-171

Tu, L.; Ono, H.; Li, S. 2007: Two new species of Solenysa Simon, 1894 (Araneae: Linyphiidae) from Japan. Zootaxa 1426: 57-62

Schwartz, A.; Thomas, R. 1977: Two new species of Sphaerodactylus (Reptilia, Lacertilia, Gekkonidae) from Hispaniola. Journal Herpet 111: 61-66

Fong, G., A.; Diaz, L.M. 2004: Two new species of Sphaerodactylus (Sauria: Gekkonidae) from the southeastern coast of Cuba. Solenodon. Diciembre; 4: 73-84

Cheesman, L.E. 1955: Two new species of Sphecoidea (Hymenoptera) of New Caledonia and Lifu Island, Loyalty Islands. Annals and Magazine of Natural History Series 12: 8: 81-34

Efflatoun, H.C. 1924: Two new species of Spheniscomyia (Diptera, Trypaneidae) from Egypt. BullR. ent. Egypte Cairo: 132-139

Fernald, H.T. 1903: Two new species of Sphex. Psyche, X 201-203

Fellowes-Manson, C.E. 1930: Two new species of Sphingidae (hawk moths) from the Oriental region. Journal of the Bombay Natural History Society 34: 202-204

Chhapgar, B.F.; Sane, S.R. 1967: Two new species of Squilla (Stomatopoda) from Bombay. Crustaceana 12: 1-8

Cameron, M. 1933: Two new species of Staphylinidae (Col.) from the Belgian Congo. Bulletin et Annales de la Societe Entomologique de Belgique 73: 383-384

Yablokov-Khnzorian, SV. 1974: Two new species of Staphylinidae - beetles from USSR (Coleoptera, Staphylinidae). Doklady Akad Nauk armyan SSR: 591: 60-64

Cameron, M. 1938: Two new species of Staphylinidae from Africa. Revue Francaise d'Entomologie 5: 182-183

Coffee, GM. 1973: Two new species of Steatonyssus from the Ethiopia region (Acarina: Mesostigmata). Zeitschrift für Angewandte Zoologie 60(1): 21-29

Yun Bo. 1975: Two new species of Stegodon from Yunnan. Vertebrata Palasiatica 134: 229-233

Kejval, Z. 2006: Two new species of Stenidius (Coleptera : Anthicidae) from India and Laos. Acta Entomologica Musei Nationalis Pragae 46: 127-132

Nuttycombe, J.W. 1931: Two new species of Stenoatomum from the South-eastern United States. ZoolLeipzig: 80-85

Deb, M. 1972: Two new species of Stenocypris Sars, 1889 (Crustacea: Ostracoda; Cypridae) from India. Journal zool Soc India 241: 91-95

Rothschild, Hon, N.C. 1909: Two new species of Stephanocircus from South America. Entom Mag London 45190: 8-10

Watts, J.G. 1935: Two new species of Stephanothrips from South Carolina and key to the known species (Urothrip-idae; Thysanoptera). AnnSoc. Amer., Columbus: 126-130

D.S.ntana, C.D.; Nogueira, A. 2006: Two new species of Sternarchorhynchus Castelnau from the Amazon Basin, Brazil (Gymnotiformes: Apteronotidae). Ichthyological Exploration of Freshwaters 17(1): 85-92

Shibata, Y. 1974: Two new species of Stilicoderus Sharp from Taiwan (Coleoptera, Staphylinidae). Bulletin Jap ent Acad 81: 8-13

Thandar, A.S. 2005: Two new species of Stolus Selenka (Echinodermata: Holothuroidea: Dendrochirotida: Phyllophoridae) from off the east coast of South Africa, with a revised key to the genus. African Zoology 40(1): 115-126

Williamson, E.B. 1932: Two new species of Stylurus (Odonata Gomphinae). Occasional Papers of the Museum of Zoology University of Michigan Ann Arbor, no. 247: 18

Medvedev, S.I. 1968: Two new species of Sugrames Reitt. (Coieoptera, Scarabaeidae). Zoologicheskii Zhurnal 47: 1247-1251

Mbczdr, L. 1970: Two new species of Sulcomesitus Moczar (Hym,Bethylidae). Acta biol., Szeged 16: 163-165

Thomas, O. 1920: Two new species of Sylvilagus from Colombia. Annals and Magazine of Natural History Series 9: 5 31-33

Brescovit, A.D.; Alvares, E.S.; Lopes Ferreira, R. 2004: Two new species of Symphytognatha Hickman (Araneae, Symphytognathidae) from Brazil. Revista Iberica de Aracnologia 31 December; 10: 75-80

Salazar, M.H.; Hendrickx, M.E. 2005: Two new species of Synalpheus Bate, 1888 (Decapoda, Caridea, Alpheidae) from the SE Gulf of California, Mexico. Crustaceana (Leiden) 78(9): 1099-1116

Pires, AMS.; Moreira, PS. 1975: Two new species of Synidotea (Crustacea, Isopoda, Valvifera) from Brazil. Boletim Inst oceanogr S Paulo 24: 45-67,Must.

van der Goot, V.S. 1966: Two new species of Syrphidae (Dipt.) from Spain. Entomologische Berichten Amsterdam 26: 179-183

Bryant, G.E. 1942: Two new species of Systena, Halticinae (Coleoptera) from the West Indies. Annals and Magazine of Natural History 9(11): 790-792

Blake, D.H. 1933: Two new species of Systena, with notes on differences in sexual coloration in the genus. Proceedings Ent Society Washington 35(8): 180-183

Brunetti, E. 1923: Two new species of Tabanidae from Cuba. Bulletin of Entomological Research London 13: 401-402

Crosskey, R.W. 1959: Two new species of Tabanus L. (Diptera: Tabanidae) from West Africa. Proceedings of the Royal Entomological Society of London (B): 28: 49-57

Stone, A. 1933: Two new species of Tabanus from North America (Diptera). Proceedings of the Entomological Society of Washington 35: 75-77

Austen, E.E. 1911: Two new species of Tabanus from the Anglo-Egyptian Sudan. Bulletin of Entomological Research London, 2 173-177

Drumm, D.T. 2007: Two new species of Tanaidacea of the genus Kalliapseudes Stebbing, 1910 (Crustacea: Apseudomorpha: Kalliapseudidae) from Australia. Zootaxa 1441: 1-19

Magowski, W.L.; Khaustov, A.A. 2006: Two new species of Tarsonemus (Acari: Tarsonemidae) associated with bark beetles (Coleoptera: Scolytidae) from Crimea, Ukraine. Zootaxa: 31-55

Girault, A.A. 1906: Two new species of Telenomus. Psyche Boston Mass, 13 63-65

Ehara, S. 1965: Two new species of Teneriffiidae from Japan, with notes on the genera, Heteroteneriffia and Neoteneriffiola (Acarina: Prostigmata). Publmar. biol. Lab: 221-229

Macgillivray, A.D. 1907: Two new species of Tenthredinoidea. Canadian Entomologist, 39 308

Mesa, NC.; D.M.raes, GJ.; Ochoa, R. 2006: Two new species of Tenuipalpus (Acari: Tenuipalpidae) from southeastern Brazil. Zootaxa 1138: 45-51

Simone, L.R.cardo L.; Gracia, C., A. 2006: Two new species of Terebra (Gastropoda, Conoidea) from Colombia. Papeis Avulsos de Zoologia 46(11): 125-133

Murray, A.; Rouse, G.W. 2007: Two new species of Terebrasabella (Annelida: Sabellidae: Sabellinae) from Australia. Zootaxa 1434: 51-68

Bucknill, C.E.R. 1928: Two new species of Tertiary Chitonidae. Transactions and Proceedings New Zealand Inst 59(1): 163-164

Nicholas, W.; Todaro, M.; Antonio 2006: Two new species of Tetranchyroderma (Gastrotricha, Macrodasyida) from a sandy beach in southeastern Australia. New Zealand Journal of Marine and Freshwater Research 40(2): 249-258

Guanilo, A.D.; Flechtmann, C.H.W.; de Moraes, G.J. 2008: Two new species of Tetranychus Dufour (Acari: Tetranychidae) from Peru. International Journal of Acarology 34(3): 293-300

Zheng, Z.-min.; Jiang, G.-fang. 2003: Two new species of Tetrigidae from Shiwan mountains of Guangxi (Orthoptera: Tetrigoidea). Journal of Shaanxi Normal University Natural Science Edition. Sep; 313: 98-101 Sum No 97

Wei, S.-Zhen.; Zheng, Z.-Min. 2006: Two new species of Tetrigoidea (Orthoptera) from Beibuwan region of Guangxi, China. Acta Zootaxonomica Sinica. Apr; 312: 360-362

Zheng, Z.M.; Zhang, L.; Yang, L.; Wang, Y.F. 2006: Two new species of Tetrix Latreille from Xinjiang (Orthoptera: Tetrigidae). Journal of Huazhong Agricultural University ober; 25(5): 498-500

Okada, T. 1938: Two new species of Thaumaleidae, an unrecorded family of Diptera, Nematocera from Japan. Annotationes Zoologicae Japonenses 17: 388-394

Rose, H.A. 1965: Two new species of Thaumastocoridae (Hemiptera: Heteroptera) from Australia. Proceedings of the Royal Entomological Society of London (B): 34: 141-144

Matalin, A.V.; Wiesner, J. 2006: Two new species of Therates Latreille, 1817 from Vietnam (Coleoptera: Cicindelidae). Entomologische Zeitschrift 116(1): 37-39

Crosby, C.R. 1906: Two new species of Theridiidae. Canadian Entomologist, 38 308-310

Zhu, Y.; Yang, D.; Masunaga, K. 2006: Two new species of Thinophilus from China (Diptera: Dolichopodidae). Transactions of the American Entomological Society (Philadelphia) 132(1-2): 145-149

Chen, L-S. 1977: Two new species of Thripidae (Thysanoptera) from Tawain. Bulletin Inst Zool Acad Sinica 162: 145-149

Herrick, G.W. 1927: Two new species of Thrips (Thysanoptera). Ent Philadelphia: 276-281

Yakhontov, V.V. 1951: Two new species of Thrips (Thysanoptera) from Iran. Entomologicheskoe Obozrenie 31: 515-516

Ruckes, H. 1952: Two new species of Thyanta Stal (Pentatomidae, Heteroptera). Bulllyn ent. Soc., Lancaster, Pa: 65-68

Imamura, T.; Mitchell, R. 1967: Two new species of Thyasidae, Acarina from Nikko National Park, Japan. Annotationes Zoologicae Japonenses 40: 171-176

Moulton, D. 1935: Two new species of Thysanoptera in Argentina and records of other species. Anales de la Sociedad Cientifica Argentina 120(6): 254-261

Yakhontov, V.V. 1957: Two new species of Thysanoptera, which damage Ulmus pinnatoramosa in Kazakhstan. Zoologicheskii Zhurnal 36: 948-949

Dunn, L.H. 1933: Two new species of Ticks from Panama (Amblyomma tapirellum and A. pecarium). Parasitology Cambridge, Vol. 25(3): 353-358

Drake, C.J. 1931: Two new species of Tigava from South America (Hemiptera-Tingitidae). Proceedings of the Hawaiian Entomological Society 1929-30 Honolulu 7: 405-406

Beutenmuller, W. 1889: Two new species of Tineidae from the Aleutian Islands. Canadian Entomologist, XXI 27

Yosii, R. 1939: Two new species of Tomocerid Collembola from limestone caves of Japan. Annotationes Zoologicae Japonenses 18: 177-179

Oku, T. 1965: Two new species of Tortricidae from the Kurile Islands (Lepidoptera: Tortricidae). Kontyu Tokyo 33: 452-455

Stringer, H. 1929: Two new species of Tortricina (Lepidoptera). Annals and Magazine of Natural History Series 10: 3: 26-28

Grissell, E E. 2006: Two new species of Torymoides Walker (Hymenoptera: Torymidae) from the American southwest, with a key to Nearctic species. Proceedings of the Entomological Society of Washington 108(4): 765-773

Borovec, R.; Osella, G. 2002: Two new species of Trachyphloeus Germar, 1824 from Italy (Coleoptera Curculionidae). Annali del Museo Civico di Storia Naturale Giacomo Doria 94: 303-312

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Hermes, M.G.; Melo, G.A. 2006: Two new species of Trimeria de Saussure from Brazil, with biological notes and a key to the Brazilian taxa ( Hymenoptera, Vespidae, Masarinae). Zootaxa 1155: 61-68

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Miyatake, Y. 1975: Two new species of Trioza from Kasugayama, Nara Prefecture (Homoptera: Psyllidae). Bulletin of the Osaka Museum of Natural History 29: 91-96

Twitty, V.C. 1935: Two new species of Triturus from California. Copeia 2: 73-80

Brennan, J.M. 1946: Two new species of Trombicula: T. montanensis and T. aplodontiae (Acarina, Trombicu-lidae) from Northwestern United States. Journal of Parasitology Lancaster 325: 441-444

Mulyarskaja, L.V. 1971: Two new species of Trombiculidae (Acari-formes) from bats in Azerbaijan. Zoologicheskii Zhurnal 50: 1877-1880

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Shannon, F.A.; Humphrey, F.L. 1959: Two new species of Tropidodipsas from the west coast of Mexico.. Herpetologica 15: 217-222

Howden, H.F.; Vaurie, P. 1957: Two new species of Trox from Florida (Coleoptera, Scarabaeidae). American Museum Novitates, no. 1818: 1-6

Richards, O.W. 1933: Two new species of Trypoxyion (Hymenoptera, Sphecoidea). Stylops London 2: 214-216

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Serrano, A.R.; Aguiar, C.A. 2006: Two new species of Typhlocharis Dieck, 1869 (Coleoptera, Carabidae) from Portugal and notes on the related species. Deutsche Entomologische Zeitschrift 53(2): 223-234

Serrano, A R.M.; Aguiar, CAS. 2006: Two new species of Typhlocharis Dieck, 1869 of the silvanoides group from Portugal (Coleoptera, Carabidae). Animal Biodiversity and Conservation 291: 9-18

Christian, P.J. 1954: Two new species of Typhlocybine leafhoppers from North America (Homoptera, Cicadellidae). Transactions of the Kentucky Academy of Science 15: 26-29

Chant, D.A. 1960: Two new species of Typhlodromus from California (Acarina: Phytoseiidae). Pan-Pacific Entomologist 36: 135-138

Henderson, R.C.; Hodgson, C.J. 2005: Two new species of Umbonichiton (Hemiptera: Sternorrhyncha: Cocccoidea : Coccidae) from New Zealand. Zootaxa 11: 1-11

Gupta, B.B. 1930: Two new species of Unio. Records of the Geological Survey of India 63(2): 210-213

Philip, C.B. 1931: Two new species of Uranotaenia (Culicidae) from Nigeria, with notes on the genus in the Ethiopian region. Bulletin of Entomological Research London 22: 183-193

Ren, S.-Zhi.; Bu, W.-Jun. 2003: Two new species of Urostylidae from China (Hemiptera, Heteroptera). Acta Zootaxonomica Sinica. Apr; 282: 268-271

Usinger, R.L. 1930: Two new species of Vanduzeeina from California (Scutelleridae, Hemipt.). Pan-Pacific Entomologist 6: 131-133

Bhattacharyya, A.K. 2006: Two new species of Veigaia Oudemans (Acari : Veigaiidae) from India. Zootaxa 1329: 29-37

Cheesman, L.E. 1926: Two new species of Veliidae from the S.E. Pacific. Annals and Magazine of Natural History Series 9: 18: 364-367

Roberts, R. 1933: Two new species of Vespoidea (Hymenoptera), with notes on a previously named species. Journal of the Kansas Entomological Society 6: 91-98

Kuroda, T. 1931: Two new species of Volutacea. The Venus 3(1): 45-49

Curran, C.H. 1928: Two new species of Wagneria (Tachinidae, Dipt.). Canad Orillia: 48-49

Wolcott, A.B. 1923: Two new species of West Indian Cleridae. American Museum Novitates 59: 1-4

Johannsen, O.A. 1928: Two new species of Western Chironomids (Diptera). Journal of Entomology and Zoology Claremont 20: 33-35

Utinomi, H. 1955: Two new species of Xenia from Kusimoto (Coelenterata, Alcyonaria). Publications of the Seto Marine Biological Laboratory, 42-3: 263-267

Manter, HW. 1972: Two new species of Xystretrum Linton, 1910 (Trematoda; Gorgoderidae) from fishes of Queensland, Australia. Anales del Instituto de Biologia, Universidad Nacional Autonoma de Mexico. Serie Zoologia 41(1): 93-98

Hernandes, F.A.; Feres, R.J. 2005: Two new species of Zetzellia Oudemans (Acari: Stigmaeidae) that threaten the concept of genera: disgeneric marriage?. Zootaxa 1048: 27-44

Pinhey, E. 1970: Two new species of Zygoptera (Odonata). Novos Taxa ent., 66,1969: 1-7

Last, H.R. 1968: Two new species of Zyras, subgenus Homalodonia Bernhauer (Coleoptera, Staphylinidae). Fragmenta Entomologica 5: 203-206

Volgin, V.I. 1965: Two new species of acaroid mites (Acarina, Acaroidea) in the Soviet fauna. Ent Rev 44: 112-115

Smith-Vaniz, WF.; Randall, JE. 1974: Two new species of angelfishes (Centropyge) from the Cocos-Keeling Islands. Proceedings Acad Nat Sci Philad 126: 105-113

Dlusskii, G.M. 1963: Two new species of ants (Hymenoptera, Formicidae) from eastern Transbaikalje. Entomologicheskoe Obozrenie 42: 190-194

Smith, DR.; Lavigne, RJ. 1973: Two new species of ants of the genera Tapinoma Foerster and Paratrechina Motschoulsky from Puerto Rico (Hymenoptera: Formicidae). Proceedings of the Entomological Society of Washington 752: 181-187

Robinson, A.G. 1968: Two new species of aphids (Homoptera: Aphididae) from Canada. Canadian Entomologist 100: 275-279

Agarwala, BK.; Raychaudhuri, DN. 1977: Two new species of aphids (Homoptera: Aphididae) from Sikkim, north east Asia. Entomon 21: 77-80

Chakrabarti, S. 1976: Two new species of aphids (Homoptera: Aphididae) from north-west India. Zoological J. Linn. Yearbook American Philosophical Society 583: 263-271

Cerny, V. 1967: Two new species of argasid ticks (Ixodoidea: Argasidae) from Cuba. Folia Parasitologica 14: 141- 148

Anufriev, GA. 1977: Two new species of auchenorrhynchous insects from the temperate Asia (Homoptera). Reichenbachia 1621: 211-215

Kurashvili, B.E. 1970: Two new species of avian cestodes in Gruzia:Dicranotaenia mathevossiani spec. nov. and Drepanidotaemia signachiana spec. nov. Soob. Akad. Nauk Gruz. SSR 11: 1950: 663-669

Bruck, C.R. 1931: Two new species of bark beetles of the genus Phloeosinus Chapuis (Coleoptera, Scolytidae). Pan-Pacific Entomologist 7: 126-128

Rosell, NC. 1975: Two new species of barnacles (Cirripedia, Thoracica) from Mindanao, Philippines. Publications Seto Mar Biol Lab 22(1-4): 105-115

Dulie, B. 1966: Two new species of bats (Mammalia, Chiroptera) from Macedonia with notes on some other bats occurring in the territory. Fragmenta Balcanica 6: 1-13

Choate, J.R.; Hall, E.R.ymond 1967: Two new species of bats, genus Myotis, from a Pleistocene deposit in Texas. American Midland Natur 78(2): 531-533

Timberlake, P.H. 1947: Two new species of bees from Arizona (Hymenoptera, Apoidea). Pan-Pacific Entomologist 23: 26-30

Timberlake, P.H. 1928: Two new species of bees of the genus Perdita in the collection of the California Academy of Sciences. Pan Pacific Ent 5(1): 25-33

Perkins, R.C.L. 1921: Two new species of bees of the genus Sphecodes. Entom Mag London 57: 9-11

Semenov, A.E.; Ogloblin, D.A. 1941: Two new species of beeties feeding on almond. Proceedings Lenin Acad agric Sci USSR Moscow 6(1): 20-23

Rand, A.L. 1957: Two new species of birds from Angola. Fieldiana Zool 9: 41-45

Okutani, T. 1957: Two new species of bivalves from the deep water in Sagami Bay collected by the R.V. Soyo-Maru.. Bulletin of the Tokai Fisheries Research Laboratory 17: 27-30

Knoz, J. 1961: Two new species of black-flies (Simuliidae, Diptera) in Czechoslovakia. Spisy Prirodovedecke Fakulty Universita V Brne, no. 426: 393-414

Enns, W.R. 1959: Two new species of blister beetles with an additional new designation (Meloidae). Coleopterists Bulletin 13: 13-17

Rubtzov, IA. 1939: Two new species of blood-sucking flies (Simuliidae) from the Alai Mountain range.. Problems region Parasit Moscow 3: 193-198

Huey, L.M. 1962: Two new species of broad-faced five-toed kangaroo rats (genus Dipodomys). Transactions of the San Diego Society for Natural History 12: 477-480

Lee, A.K.; Main, A.P. 1954: Two new species of burrowing frogs of the genus Helioporus Gray from South-Western Australia. Western Australian Naturalist 4(7): 156-158

Davis, J.J. 1949: Two new species of caddis flies (Trichoptera) from Washington State. Annals of the Entomological Society of America 42(4): 448-450

Hur, J.M.; Morse, J.C. 2006: Two new species of caddisflies from east Asia (Trichoptera: Philopotamidae, Psychomyiidae). Insect Science e; 13(3): 217-220

Grice, G.D. 1964: Two new species of calanoid copepods from the Galapagos Islands with remarks on the identity of three other species. Crustaceana 6: 255-264

Park, Tai Soo 1967: Two new species of calanoid copepods from the Strait of Georgia, British Columbia, Canada. Fish Res Board Can J 24(2): 231-242

Gow, C.; Millard, NAH. 1975: Two new species of campanularian hydroids from South Africa. Annals S Afr Mus 671: 1-6

Bussing, W.A. 1970: Two new species of catfishes of the genera Nannorhamdia and Imparales (Family Pimelodidae) from Central America. Contr. Sci., 196: 1-11

Levi, H.W. 1949: Two new species of cave isopods from Pennsylvania. Notulae Naturae 220: 1-6

Nair, V., R.; Panampunnayil, S., U.; Pillai, H., U.K.; Gireesh, R. 2008: Two new species of chaetognatha from the Andaman Sea, Indian Ocean. Marine Biology Research 4(3): 208-214

Asanuma, K. 1959: Two new species of chigger mites, Trombicula (Leptotrombidium) hazatoi n. sp. and Ascoschongastia (Laurentella) meninchi n. sp., from Japan. Japanese Journal of Hygiene 14: 186-191

Traub, R. 1960: Two new species of chiggers of the genus Leptotrombidium (Acarina, Trombiculidae). Stud Inst med Res Kuala Lumpur No 29long dashMalay Parasit, XLV 198-204

Lopatin, I.K. 1977: Two new species of chrysomelid beetles of the subfamily Cryptocephalinae (Coleoptera, Chrysomelidae) from Mongolia. Nasekomye Mongol 5: 304-307

Muchmore, W.B. 1968: Two new species of chthoniid pseudoscorpions from the Western United States (Arachnida: Chelonethida: Chthoniidae). Pan-Pacific Entomologist 44: 51-57

Eccles, DH. 1973: Two new species of cichlid fishes from Lake Malawi (formerly known as Lake Nyasa). Arnoldia Rhodesia 616: 1-7

Bussing, WA. 1974: Two new species of cichlid fishes, Cichlasoma sajica and C. diquis, from southeastern Costa Rica. Revista Biol trop 221: 29-49

He, J.-Hua.; Liu, J.-Xian.; Xu, Z.-Fu. 2006: Two new species of cingulatus-group in Exallonyx Kieffer from China (Hymneoptera , Proctotrupidae). Acta Zootaxonomica Sinica. Apr; 312: 418-421

Gureva, E.L. 1975: Two new species of click-beetle (Coleoptera, Elateridae) from the Caucasus. Doklady Akad Nauk armyan SSR: 604: 248-251

Dolin, V.G.; Katyukha, S.O. 1977: Two new species of click-beetles from the genus Negastrius Thoms. (Coleoptera, Elateridae) from South Sakhalin. Dopovidi Akademiyi Nauk Ukrayinskoyi RSR Ser B: 2: 177-179

Yakimoff, W.L. 1934: Two new species of coccidia: Eimeria triffitt n. sp. of the eland (Orias canna), and Eimeria peruviana n. sp. of the llama (Lama glama). Parasitology Cambridge 26: 510-511

Guanamuthu, C.P. 1952: Two new species of copepods of the genus Peniculus parasitic on Madras fishes. Rec Indian Mus 49(2): 221-226

Yamaguti, S.; Yamasu, T. 1960: Two new species of copepods parasitic on Japanese fishes. Publications of the Seto Marine Biological Laboratory 81: 137-140

Sauer, R.J. 1968: Two new species of crab spiders (Araneae: Thomisidae) from North Dakota. Canadian Entomologist 100: 1148-1150

Dell, R.K. 1971: Two new species of crabs of the genus Cymonomus from New Zealand (Crustacea: Brachyura). Records of the Dominion Museum Wellington 7: 55-64

Lu, CC.; Clarke, MR. 1974: Two new species of cranchiid cephalopod from the North Atlantic, Uranoteuthis bilucifer n. gen., n. sp. and Galiteuthis triluminosa n. sp. Journal of the Marine Biological Association of the United Kingdom 544: 985-994

Savchenko, E.N. 1957: Two new species of crane-flies (Diptera, Tipulidae) from the North Caucasus. Zoologicheskii Zhurnal 36: 1493-1499

Hobbs, H.; Jr. 1945: Two new species of crayfishes of the genus Cambarellus from the Gulf Coastal States, with a key to species of the Genus (Decapoda, Astacidae). American Midland Naturalist 342: 486-474

Taylor, E.H. 1944: Two new species of crotalid snakes from Mexico. Univ Kansas Sci Bull 30(1): 47-56

Allen, G.R.; Randall, J.E. 2004: Two new species of damselfishes (Pomacentridae) from Micronesia. Aqua (Miradolo Terme) 9(2): 75-87

Allen, G.R. 1976: Two new species of damselfishes (Pomacentridae) from Western Australia. Records W. Aust. Mus(2): 133-144

Allen, G.R.; Randall, J.E. 2004: Two new species of damselfishes (Pomacentridae: Chromis) from Indonesian seas. Aqua (Miradolo Terme) 9(1): 17-24

Ng, P.K.L.; McLay, C.L. 2007: Two new species of deep-water xanthid crabs of the genera Euryxanthops Garth & Kim, 1983, and Medaeops Guinot, 1967 (Crustacea: Decapoda: Brachyura: Xanthidae) from New Zealand. Zootaxa 1505: 37-50

Jansch, M.E. 1955: Two new species of dermatitis producing schistosome cercariae from Cultus Lake, British Columbia. Canadol: 182-194

Polyanski, Y.I. 1952: Two new species of digenetic trematodes from fish in northern Atlantic. ). Parasit. Sb.: 14: 266-280

Laidlaw, F.F. 1925: Two new species of dragonflies (Odonata) from the Philippine Islands, with remarks on the genus Heliogomphus. Philippine Journal of Science 28: 559-563

Needham, J.G. 1942: Two new species of dragonflies from Venezuela. Boletin de Entomologia Venezolana 1: 59-64

Moller, P.R.; Stewart, A.L. 2006: Two new species of eelpouts (Teleostei, Zoarcidae) of the genus Seleniolycus from the Ross Dependency, Antarctica. Zootaxa 1376: 53-67

Permitin, Y.Ye 1968: Two new species of eelpouts of the genus Lycenchelys Gill (Pisces, Zoarcidae) from bathypelagic depths in the Scotia Sea (Antarctica). Vopol: 611-618

Flechtmann, C.H.W.; Etienne, J. 2003: Two new species of eriophyid mites (Eriophyidae) from Guadeloupe and Marie Galante, with records on other plant mites. Zootaxa 271: 1-7

Skoracka, A. 2002: Two new species of eriophyoid mites (Acari: Eriophyoidea) from grasses in Poland. Zootaxa 54: 1-15

Kudenov, J.D. 1975: Two new species of errant polychaetes from the Gulf of California, Mexico. Bulletin Sth. Acad. Sci: 75-80

Muir, F. 1925: Two new species of exotic Delphacidae (Homoptera). Entomologist's Monthly Magazine 61: 221-222

Ritsema, C. 1894: Two new species of exotic Longicorn Beetles. Notes from the Leyden Museum, XVI 157-160

Gregg, R.E. 1951: Two new species of exotic ants. Psyche 58(2): 77-84

Karaman, GS. 1973: Two new species of family Gammaridae from Yugoslavia, Niphargus deelemaniae n. sp. and Typhlogammarus algar n. sp. Archiv fur Hydrobiologie 72(4): 490-500

McDermott, F.A. 1959: Two new species of fireflies (Coleoptera: Lampyridae). Entomological News 70: 7-12

Schultz, L.P. 1944: Two new species of fish (Gymnotidae, Loricariidae) from Caripito, Venezuela. Zoologica New York 29: 39-44

Yamaguti, S. 1954: Two new species of fish trematodes from Hokkaido. Transro nat. Hist. Soc: 117-122

Meek, Seth Eugene. 1905: Two new species of fishes from Brazil. Proceedings of the Biological Society of Washington 18: 241-242

Sakamoto, K. 1930: Two new species of fishes from the Japan Sea. Jour Imperial Fish Inst 21(1): 15-19

Minckley, W.L. 1962: Two new species of fishes of the genus Gambusia (Poeciliidae) from northeastern Mexico. Copeia: 391-396

Wallace, F.G.; Clark, T.B.; Dyer, M.I.; Collins, T. 1960: Two new species of flagellates cultivated from insects of the genus Gerris. Jour Protozol 7(4): 390-392

Lopatin, I.K. 1961: Two new species of flea-beetles (Coleoptera, Chrysomelidae, Halticinae) from Tajikistan. Entomologicheskoe Obozrenie 40: 144-146

Chen, S.H.; Zia, Y. 1966: Two new species of flea-beetles from Tsinghai. Acta Zootaxonomica Sinica 3: 148-150

Holland, G.P.; Loshbaugh, G. jr. 1958: Two new species of fleas from Utah, with notes on the genus Ornithophaga Mikulin (Siphonaptera). Canadian Entomologist 90: 486-493

Bartsch, P. 1918: Two new species of fossil marine shells from California. Proceedings of the Biological Society of Washington 31: 79-80

Lewis, S.E. 1977: Two new species of fossil mayflies (Ephemeroptera: Neoephemeridae and Siphlonuridae) from the Ruby River basin (Oligocene) of southwestern Montana. Proceedings entWash: 583-587,illust

Reed, K.M. 1962: Two new species of fossil talpid insectivores. Breviora 168: 1-6

Huang, Y.; Zhang, Z. 2006: Two new species of free-living marine nematodes (Trichotheristus articulatus sp. n. and Leptolaimoides punctatus sp. n.) from the Yellow Sea, China. Russian Journal of Nematology 141: 43-50

Holthuis, L.B. 1963: Two new species of fresh-water shrimp (Crustacea Decapoda) from the West Indies. Proceedings Akademie van Wetenschappen Amsterdam, 66C 61-69

Izzatullaev, Z. 1973: Two new species of freshwater molluscs of the genus Pseudamnicola Paulicci (Gastropoda, Lithoglyphidae) from Tadzhikistan. Doklady Akad Nauk tadzhik SSR: 165: 76-77

Allen, G.R. 1970: Two new species of frogfishes (Antennariidae) from Easter Island. Pacif. Sci.: 24: 517-522,2 pis

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Pillai, RS.; Chanda, SK. 1977: Two new species of frogs (Ranidae) from Khasi Hills, India. Journal of the Bombay Natural History Society 741: 136-140

Inger, R.F. 1964: Two new species of frogs from Borneo. Fieldiana Zool 44(20): 151-159

Lynch, JD. 1976: Two new species of frogs of the genus Euparkerella (Amphibia: Leptodactylidae) from Ecuador and Peru. Herpetologica 321: 48-53

Noble, G.K.; Hassler, W.G. 1933: Two new species of frogs, five new species and a new race of lizards from the Dominican Republic. American Mus Novitates new York 652: 1-17

Kozhanchikov, I.V. 1954: Two new species of fruit-eaters of the genus Laspeyresia (Grapholitha), injurious to fruits of cultivated Rosaceae in eastern Siberia. Entomologicheskoe Obozrenie 33: 109-122

Bezzi, M. 1914: Two new species of fruitflies from southern India. Bulletin of Entomological Research London, 5 153-154

Johnson, C.W. 1931: Two new species of fungus gnats of the genus Apemon. Psyche 38(1): 22-24

Frankenberg, R. 1968: Two new species of galaxiid fishes from the Lake Pedder region of southern Tasmania. Australian Zoologist 14: 268-274

Kuznetsov, V.I. 1957: Two new species of gall forming moths (Lepidoptera, Microheterocera), damaging shrubs in Armenia. Doklady Akademii Nauk Armyanskoi SSR: 25: 43-48

Grokhovskaya, I.M.; Nguen Huan Hoe. 1969: Two new species of gamasid mites (Gamasoidea, Laelaptidae) from North Vietnam. Zoologicheskii Zhurnal 48: 816-820

Piskunov, V.; Uskov, M. 2006: Two new species of gelechiid moths (Lepidoptera: Gelechiidae) from the center of European Russia. Eversmannia 5: 3-5

Quartu, J.A. 1968: Two new species of genus Batracomorphus Lewis from the Cape Verde Islands (Homoptera, Cicadellidae). Archivos do Museu Bocage 2 Ser): 2: 1-8

Sheng, M.L.; Pei, H.C. 2002: Two new species of genus Cosmoconus Foerster from Henan (Hymenoptera: Ichneumonidae). Acta Entomologica Sinica y; 45: 96-98(Suppl)

Gusev, A.V. 1967: Two new species of genus Gyrodactylus Nordmann (Monogenoidea) from the Coasts of Antarctica. Issledovaniya Fauny Morei 412: 187-189

Ter-Grigoryans, M.A. 1967: Two new species of genus Heliococcus Sulc (Coccoidea: Pseudococcidae) from Armenia.. Doklady Akademii Nauk Armyanskoi SSR: 44: 134-138

Negrobov, O.P. 1967: Two new species of genus Medetera Fischer (Diptera; Dolichopodidae). Doklady Akademii Nauk Armyanskoi SSR: 45: 188-192

Kryzhanovskii. 1956: Two new species of genus Mylabris (Coleoptera, Meloidae) from Turkmenian SSR. Ent Obozr Moscow 35: 886-889

Lal, C. 1970: Two new species of genus Procamallanus Baylis, 1923from North India. Labdev 3: 1965: 199-200

Narchuk, E.P. 1968: Two new species of grass flies (Diptera, Chloropidae) from Mongolia. Entomologicheskoe Obozrenie 47: 937-941

Fu, P.; Zheng, Z.M.n 2002: Two new species of grasshoppers from Hunan, China (Orthoptera: Catantopidae). Acta Entomologica Sinica y; 45: 16-19(Suppl)

Hoham, R.W.; Berman, J.D.; Rogers, H.S.; Felio, J.H.; Ryba, J.B.; Miller, P.R. 2006: Two new species of green snow algae from Upstate New York, Chloromonas chenangoensis sp. nov. and Chloromonas tughillensis sp. nov. (Volvocales, Chlorophyceae) and the effects of light on their life cycle development. Phycologia 45(3): 319-330

Adams, J.A.; Travis, B.V. 1935: Two new species of gregarine protozoa from tho firebrat, Thermobia domestica (Pack.) (Thysanura). Journal of Parasitology Urbana 21: 50-59

Gritzenko, NI. 1976: Two new species of harvest spiders (Opiliones) from Kazakhstan and Middle Asia. Zoologicheskii Zhurnal 55(9): 1401-1403

Suzuki, S. 1964: Two new species of harvestmen from Okinawa. Annotationes Zoologicae Japonenses 37: 120-126

Lane, F. 1959: Two new species of hchnolea Thomson, 1860 (Coleoptera, Lamiidae). Studia Entomologica Petropolis (NS): 2: 219-224

Soule, J.D. 1951: Two new species of incrusting ctenostomatous Bryozoa from the Pacific. Jour Washington Acad Sci 41(11): 367-370

Hsu, Yin Ch'i 1935: Two new species of insect parasites of the bat in Soochow. Peking Nat Hist Bull 9(4): 293-298

Holmquist, C.; Karling, TG. 1972: Two new species of interstitial marine triclads from the North American Pacific coast, with comments on evolutionary trends and systematics in Tricladida (Turbellaria). Zoologica Scr, 13-4: 175-184

Gershwin, L. 2005: Two new species of jellyfishes (Cnidaria: Cubozoa: Carybdeida) from tropical Western Australia, presumed to cause Irukandji syndrome. Zootaxa 1084: 1-30

Golub, V.B.; Popov, Y.A. 2003: Two new species of lace bugs from Dominican amber (Heteroptera: Tingidae, Tinginae). Annals of the Upper Silesian Museum in Bytom Entomology 12: 101-110

Golub, V.B. 2005: Two new species of lace bugs, Kalama kiritshenkoi sp. n. and Phaenotropis kobachidzei sp. n., from mountain regions of Transcaucasia and Middle Asia (Heteroptera: Tingidae). Zoosystematica Rossica 141: 45-48

Golub, V.B. 1976: Two new species of lacebugs (Heteroptera, Tingidae) from Mongolia and Siberia. Nasekomye Mongol: 26-29

Drake, C.J.; Livingstone, D. 1964: Two new species of lacebugs from India (Hemiptera, Tingidae). Great Basin Naturalist 24: 27-30

Yablokoff-Khnzorian, SM. 1976: Two new species of lady-beetles from the Asiatic part of the USSR. Doklady Akad Nauk armyan SSR: 625: 305-309

Heidemann, O. 1917: Two new species of laee-bugs. Washington D.C. Proceedings of the Entomological Society, 18 217-219

Yablokov Khuzoryan, S.M. 1971: Two new species of lamellicorn beetles from the USSR (Coleoptera, Scarabaeidae). Dokl Akad. Nauk armyan. SSR: 182-187

Gardner, N.W. 1969: Two new species of land snails from Northland. Transactions of the Royal Society of New Zealand Biol Sci 11: 197-199

Gregg, WO.; Miller, WB. 1974: Two new species of land snails from the Pinaleno Mountains, Arizona. Bulletin - Southern California Academy of Sciences 73(3): 146-151

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Lindroth, C.H. 1965: Two new species of subg. Chrysobracteon (genus Bembidion), from Alaska and Siberia (Col. Carabidae). Opuscula Entomologica 30: 125-128

Blake, ER.; Hocking, P. 1974: Two new species of tanager from Peru. Wilson. IUCN Bull 864: 321-324

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Obraztsov, N.S. 1954: Two new species of the Amata tenuis group (Lepidoptera, Ctenuchidae). Bulletin et Annales de la Societe Entomologique de Belgique 90: 227-232

Friese, G.; Moriuti, S. 1968: Two new species of the Argyresthia (Argyresthiidae) from Japan. Butterflies and Moths 9: 13-15

Froeschner, R.C. 1966: Two new species of the Australian genus Blaena with notes on previously described species (Hemiptera: Cydnidae). J ent. Soc: 690-694

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Qin, D. 2007: Two new species of the Chinese endemic delphacid genus Neuterthron Ding (Hemiptera: Fulgoromorpha) from Yunnan and Shaanxi provinces. Zootaxa 1547: 59-64

Kawazoe, A.; Wakabayashi, M. 1968: Two new species of the Chrysozephyrus Shirozu and Yamamoto (Lycaenidae) from Formosa. Butterfl. Moths 19: 1-10

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Spasskij, A.A.; Konovalov, J.N. 1966: Two new species of the Dilepidida (Cestoda: Cyclophyllidae) from Charadrii formes in Tskukotka. Helminthologia 7: 343-351

Spasskij, A.A.; Konovalov, J.N. 1966: Two new species of the Dilepidida (Cestoda: Cyclophyllidea) from Charadriiformes in the Tshukotka. Helminthologia 7: 343-351

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Kang, Y.ng Sun; Lee, Taek Jun; Bahng, Kyu Whan 1965: Two new species of the Drosophilidae from Korea. Annot Zool Jap 38(2): 97-100

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Ritsema, C. 1896: Two new species of the Longicorn genus Thermonotus, Gahan. Notes from the Leyden Museum, XVIII 205-207

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Baba, K. 1937: Two new species of the Nudibranchiate genus Notobryon from Sagami Bay Japan. Venus Kyoto 74: 165-170

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Esaki, T. 1916: Two new species of the Pentatomidae (Heteroptera) from Japan. Entomologist's Monthly Magazine 2: 125-127

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Inoue, H. 1960: Two new species of the Pyralididae from Japan (Lepidoptera). Kontyu Tokyo 28: 170-171

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Tobias, VI. 2004: Two new species of the braconid genus Dinotrema Foerster (Hymenoptera, Braconidae, Alysiinae) without prescutal pit. Entomologicheskoe Obozrenie 83(3): 679-683

Kalashian, M.; Volkovitsh, M. 2006: Two new species of the buprestid genus Sphenoptera Dejean (Coleoptera: Buprestidae) from Tajikistan and Iran. Trudy Russkogo Entomologicheskogo Obshchestva 77: 132-136

Losmanov, VP.; Bolshakov, LV. 2005: Two new species of the burnet moths (Lepidoptera: Zygaenidae) for Chuvashia. Eversmannia, 2: 34

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Nijssen, H.; Isbrucker, IJH. 1971: Two new species of the catfish genus Corydoras from Brazil and Peru (Pisces, Siluriformes, Callichthyidae). Beaufortia 8239: 183-189

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Prasad, H. 1960: Two new species of the coypu. Journal of Protozoology 7: 207-210

Hobbs, H.H. 1969: Two new species of the crayfish genus Procambarus (Decapoda, Astacidae) with keys to the members of the Spiculifer Group. Proceedings of the Biological Society of Washington 82: 329-348

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Merrin, K.L.; Bruce, N.L. 2006: Two new species of the deep-water asellotan genus Notopais Hodgson, 1910 (Crustacea: Isopoda: Munnopsidae) from the South-Western Pacific. Cahiers de Biologie: 227-236

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Villarreal, M.O.; DoNascimiento, C.; Rodriguez, C.J. 2007: Two new species of the enigmatic genus Stenophareus (Opiliones: Laniatores: Stygnidae) from the Venezuelan Guiana Shield. Zootaxa 1471: 43-51

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Zhou, X.; Zhou, W.-bao. 2006: Two new species of the family Chlorocyphidae (Odonata) from China. Entomotaxonomia 28(1): 13-16

Sakayori, H. 2002: Two new species of the family Chthoniidae from Kyushu, in western Japan (Arachnida: Pseudoscorpionida). Edaphologia 6(9): 1-7

Stauble, A. 1954: Two new species of the family Cryptolithidae. Naturaliste Canadien 808-9: 201-220

Baba, K. 1966: Two new species of the family Galatheidae from the Tosa Bay, Japan (Crustacea, Anomura). JAgric., Kyushu Univ: 81-88

Maeda, Y. 1972: Two new species of the family Languriidae from Taiwan (Coleoptera). Entomological Rev Japan 24(1-2): 21-24

Hisamatsu, S. 1957: Two new species of the family Leiodidae (Coleoptera). Entomological Review of Japan 8: 1-2

Sakurai, K.; Habe, T. 1977: Two new species of the family Liotiidae from Amami-Oshima, south of Kyushu. Venus Tokyo 363: 99-102

Theron, PD. 1975: Two new species of the family Nanorchestidae (Acari: Endeostigmata) from pasture soil in South Africa. Wetenskaplike Bydr potchefstroom Univ (Naturwet), 63: 1-9

Sanyal, AK.; Saha, S.; Chakraborty, S. 2006: Two new species of the family Scheloribatidae (Acarina: Oribatida) from Tripura, India. Records of the Zoological Survey of India 106(2): 105-119

Zhu, M.S.; Tso, I Min 2006: Two new species of the family Sparassidae from Taiwan, with description of the female of Olios scalptor (Arachnida: Araneae). Bulletin of the British Arachnological Society ch; 13(7): 267-270

Nishikawa, M. 2006: Two new species of the family Spongiphoridae (Insecta, Dermaptera) from the Ryukyus, Japan, with notes on the late Dr Sakai's work on Dermaptera in 1999. Biogeography 8: 25-34

Habe, T. 1957: Two new species of the family Trimusculidae from Japan an 1 Formosa. Venus Fukuyama, 193/4: 157-163

Krabe, S. 1967: Two new species of the family Tubificidae from the Black Sea with remarks about various species of the subfamily Tubiflcinae. Spisy Prirodovedecke Fakulty Universita V Brne 485: 331-356

Mironov, S.V.; Wauthy, G. 2005: Two new species of the feather mite genus Dicrurobius Mironov, 2001 (Acari: Astigmata: Pteronyssidae) from drongos (Passeriformes: Dicruridae) in Africa. Zootaxa 1103: 27-39

Hernandes, F.A.; Valim, M.P. 2006: Two new species of the feather mite subfamily Pterodectinae (Acari: Astigmata: Proctophyllodidae) from Brazil. Zootaxa: 49-61

Gutherz, E.J.; Blackman, R.R. 1970: Two new species of the flatfish genus Citharichthys (Bothidae) from the western North Atlantic. Copeia, 340-348, 6 figs, 2 tabs.

Howe, H.V.McDonald, S.M. 1938: Two new species of the foramini-feral genus Marginulina from the Sarrento oil field, Louisiana. Geological Bulletin Department of Conservation Louisiana 13: 209-210

Dam, A.T. 1953: Two new species of the foraminiferal genus Lockhartia from Turkey. Turkiye Jeoloji Kurumu Bulteni 4: 80-92

Nozawa, K. 1939: Two new species of the freshwater suctorians, Pottsia and Metacineta. Annotationes Zoologicae Japonenses 18: 58-64

Biplob Kumar Modak; Saugata Basu; Durga Prasad Haldar 2008: Two new species of the genus Quadruspinospora Sarkar et Chakravarty, 1969 (Apicomplexa, Conoidasida) from grasshoppers (Insecta, Orthoptera). Acta Parasitologica 53(4): 321-329

Cross, E.A.; Krantz, G.W. 1964: Two new species of the genus Acarophenax Newstead and Duvali1918 (Acarina : Pyemotidae). Acarologie 6: 287-295

Chickering, A.M. 1964: Two new species of the genus Accola (Araneae, Dipluridae). Psyche Cambridge 71: 174-180

Kon, M.; Johki, Y.; Araya, K. 2003: Two new species of the genus Aceraius (Coleoptera, Passalidae) from Sumatra, with a key to the Sumatran species of Aceraius. Special Bulletin of the Japanese Society of Coleopterology 25 May; 6: 179-187

Tsuneki, K. 1977: Two new species of the genus Alysson Panzer (Hymenoptera, Sphecidae) in Japan. Kontyu 451: 26-32

Vainshtein, EB.; Abbasova, ED. 1974: Two new species of the genus Amblyseius (Parasitiformes, Phytoseiidae) from Azerbaidjan. Zoologicheskii Zhurnal 53(4): 796-798

Anastasieva, SA. 2002: Two new species of the genus Amphissites (Ostracoda) from the Devonian-Carboniferous boundary beds of northeast Russia. Novosti Paleontologii I Stratigrafii 5: 145-148

Toledo Piza, S. de jr. 1961: Two new species of the genus Anchocoema (Proscopiidae) from Argentine. Verhandlungen XI Internationaler Kongress fuer Entomologie Wien 1960: 196: 26-27

Sawada, K. 1961: Two new species of the genus Anisolinus Sharp from Japan (Col.: Staphylinidae). Entomological Review of Japan 13: 4-6

Taylor, E.H. 1939: Two new species of the genus Anomalepis Jan, with a proposal of a new family of Snakes. Proceedings of the New England Zoological Club 17: 87-96

Nomura, S. 1960: Two new species of the genus Anthicus from Japan (Coleoptera: Anthicidae). Entomological Review of Japan 11: 47-48

Mroczskowski, M. 1960: Two new species of the genus Anthrenus Geoffr. from the Tadzhik S.S.R. (Coleoptera, Dermestidae). Bull polon. Sci., Warsaw (Zool.): 591-593

Kania, J.; Wiater, J. 2006: Two new species of the genus Antinia Pascoe, 1871 from China (Coleoptera: Curculionidae: Entiminae). Genus (Wroclaw). 30 September; 173: 381-389

Song, D.; Chen, J. 2003: Two new species of the genus Apanteles Foerster s. str. from China (Hymenoptera: Braconidae: Microgastrinae). Serangga 81-2: 1-12

Truskova, GM. 1973: Two new species of the genus Aphelenchoides (Nematoda, Aphelenchoididae). Zoologicheskii Zhurnal 52(4): 596-598

Yefremova, Z.A.; Yegorenkova, EN. 2005: Two new species of the genus Aprostocetus Westwood from Ul'yanovsk Province of Russia (Hymenoptera: Eulophidae, Tetrastichinae). Zoosystematica Rossica 141: 155-160

Kormilev, N.A. 1970: Two new species of the genus Aradus F., 1803, from Palaearctic region (Hemiptera: Aradidae). Armin naturh. Mus. Wien 74: 201-204

Mao, B.; Ren, G.; Ou, X. 2007: Two new species of the genus Assamacris (Orthoptera: Acrididae: Catantopinae) from Yunnan, China. Zootaxa 1516: 61-68

Kononenko, V. 2005: Two new species of the genus Athetis Huebner, (1821) 1816 from Taiwan (Lepidoptera: Noctuidae: Hadeninae s. 1.). Mitteilungen des Internationalen Entomologischen Vereins E.V. Frankfurt A.M. 30(1-2): 15-19

Miyazaki, M. 1968: Two new species of the genus Aulacorthum Mordvilko from Japan (Homoptera: Aphididae). Insecta Matsumurana 30: 125-128

Valerio, A.; Whitfield, J. 2005: Two new species of the genus Austrocotesia Austin & Dangerfield (Hymenoptera: Braconidae) from the Andean region of South America. Zootaxa 888: 1-11

Kaiser, S.; Brandt, A. 2007: Two new species of the genus Austroniscus Vanhoeffen, 1914 (Isopoda: Asellota: Nannoniscidae) from the Antarctic shelf. Zootaxa 1394: 47-68

Mayo, V.K. 1968: Two new species of the genus Baetodes from Ecuador. (Ephemeroptera: Baetidae). Pan-Pacific Entomologist 44: 251-257

Khalaim, A I. 2002: Two new species of the genus Barycnemis Foerster from Mexico (Hymenoptera: Ichneumonidae, Tersilochinae). Zoosystematica Rossica 25 December; 111: 167-169

Nomura, S. 2007: Two new species of the genus Batrisodes (Coleoptera, Staphylinidae, Pselaphinae) from Taiwan. Elytra 35(1): 76-84

Nakane, T.; Ohbayashi, K. 1958: Two new species of the genus Benibotarus Kono from Japan (Coleoptera: Lycidae). Akitu Kyoto 7: 79-80

Habe, T. 1976: Two new species of the genus Bent hovoluta Kuroda et Habe from the western Pacific. Venus Tokyo 353: 97-100

Miyatake, M. 1963: Two new species of the genus Bledius s.str. from Shikoku, Japan (Coleoptera: Staphylinidae). Transactions of the Shikoku Entomological Society 7: 106-110

Yin, X.; Wang, W. 2005: Two new species of the genus Bryodemella (s. str.) from China (Orthoptera: Oedipodidae). Zootaxa 973: 1-7

Okutani, T. 1977: Two new species of the genus Buccinum from bathyal zone in Sagami Bay, Japan (Gastropoda; Buccinidae). Venus Tokyo 362: 73-80

Miller, M.C. 1970: Two new species of the genus Caldukia Burn & Miller, 1969 (Mollusca: Gastropoda: Opisthobranchia) from New Zealand waters. Veliger 12: 279-289

Reimer, R.D. 1966: Two new species of the genus Cambarus from Arkansas (Decapoda, Astacidae). Tulane Studies in Zoology 13: 9-15

Taguchi, H. 1977: Two new species of the genus Camptoptera from Taiwau (Hymenoptera: Mymaridae). Transactions Shikoku ent. Soc 13(3-4): 143-146

Mao, B.; Ren, G.; Ou, X. 2006: Two new species of the genus Caryanda Stal (Orthoptera, Acridoidea) from Yunnan Province, China. Acta Zootaxonomica Sinica 31(4): 826-831

Kazenas, VL. 2005: Two new species of the genus Cerceris Latreille (Hymenoptera, Crabonidae) from the sand desert Saryesik-Atyrau (southeastern Kazakhstan). Tethys Entomological Research 11: 31-34

Kovarik, F. 2005: Two new species of the genus Chaerilus Simon, 1877 from Malaysia (Scorpiones: Chaerilidae). Euscorpius ust; 26: 1-7

Stach, J. 1958: Two new species of the genus Charimachilis Wyg. (Thysanura, Machilidae). Acta Zoologica Cracoviensia 3: 49-64

Shamshev, I.; Grootaert, P. 2005: Two new species of the genus Chersodromia Walker (Diptera: Hybotidae) from Southeast Asia. Zootaxa 942: 1-10

Smiley, R.L. 1965: Two new species of the genus Cheyle-tiella (Acarina, Cheyletidae). Proceedings of the Entomological Society of Washington 67: 75-79

Wainwright, C.J. 1911: Two new species of the genus Chilosia Mg. Entomologist's Monthly Magazine 47: 107-110

Tighe, K.A.; McCosker, J.E. 2003: Two new species of the genus Chlopsis (Teleostei: Anguilliformes: Chlopsidae) from the southwestern Pacific. Zootaxa 236: 1-8

Ivanov, EV.; Tobias, VI. 2006: Two new species of the genus Chorebus Haliday (Hymenoptera: Braconidae: Alysiinae: Dacnusini) from Azerbaijan. Russian Entomological Journal 14(3): 223-225

Bradley, G.A. 1957: Two new species of the genus Cinara Curtis (Homoptera: Aphididae) from Picea mariana (Mill.). BSP Canad Ent Ottawa 88(1956): 706-708

Luchnik, V. 1926: Two new species of the genus Clivina Latr. (Col.). Acta Societatis Entomologicae Stauropolitanae 2: 31-32

Zhang, F.; Zhu, M.S.; Song, D.X. 2007: Two new species of the genus Clubiona from Xizang autonomous region, China (Araneae: Clubionidae). Liaoning Shifan Daxue Xuebao Ziran Kexue Ban ; 30(1): 90-92

Watanabe, C. 1963: Two new species of the genus Coelinidea Viereck, parasites of stem flies of economic importance, occurring in Japan (Hymenoptera: Braconidae). Mushi 37: 13-17

Kovarik, F.; Ahmed, Z. 2007: Two new species of the genus Compsobuthus Vachon, 1949 from Afghanistan and Pakistan (Scorpiones: Buthidae). Euscorpius 5(3): 1-6

Makarova, NG. 1972: Two new species of the genus Copidognathus (Acarina.Halacaridae) from the littoral zone of the Kuril lslands. Zoologicheskii Zhurnal 51(9): 1575-1578

Inoue, H. 2004: Two new species of the genus Craspedosis Butler from New Guinea (Geometridae, Ennominae). Tinea 18(3): 209-211

Inoue, H. 2004: Two new species of the genus Craspedosis Butler from the Moluccas, Indonesia (Geometridae, Ennominae). Tinea 18(1): 1-4

Jairajpuri, M.S. 1963: Two new species of the genus Criconemoides Taylor, 1936 (Nematoda : Criconematidae) from North India. Nematologica 9: 381-385

Zheng, Z.-Min.; Xie, L.-De. 2002: Two new species of the genus Criotettix Bolivar from Guangxi (Tetrigoidea: Scelimenidae). Acta Entomologica Sinica 4(5): 6-8(Suppl)

Sato, R. 2003: Two new species of the genus Ctenognophos Prout (Geometridae, Ennominae) from the Himalayas. Transactions of the Lepidopterological Society of Japan 54(4): 241-247

Sundukov, Y.N. 2001: Two new species of the genus Curtonotus Stephens (Coleoptera, Carabidae) from the southern Russian Far East. Entomologicheskoe Obozrenie 80(2): 436-442; 543

China, W.E. 1953: Two new species of the genus Cyrtopeltis (Hemiptera) associated with sun dews in Western Australia. Western Australian Naturalist 4: 1-8

Zimin, L.S. 1945: Two new species of the genus Dasy-phora Rob.-Desv. (Diptera, Muscidae) from Middle Asia.. Revue d'Entomologie de l'URSS. 28: 116-120

Grossu, A.V. 1960: Two new species of the genus Daudebardia (Terrestrial Gastropoda). Proceedings of the Malacological Society of London 34: 174-180

Verseveldt, J. 1960: Two new species of the genus Dendronepkthya Kukenthal (Coelenterata: Octocorallia). Proceedings Nederlandse Akademie van Wetenschappen Amsterdam, 63C4: 511-517

Legalov, AA. 2006: Two new species of the genus Deporaus Sam. (Coleoptera: Rhynchitidae) from the Russian Far East and China. Far Eastern Entomologist 16(4): 1-6

Song, Z.; Liang, A. 2006: Two new species of the genus Dictyopharina Melichar (Hemiptera, Fulgoroidea, Dictyopharidae) from Southeast Asia. Acta Zootaxonomica Sinica 31(3): 595-600

Sugonjaev, E.S. 1971: Two new species of the genus Discodes First(Hymenoptera, Chalcidoidea) with the reference on food specialization. Zoologicheskii Zhurnal 50: 291-295

Komatsn, T. 1970: Two new species of the genus Dolichocybaeus from Japan. Acta arachn. Tokyo 23: 13-16

Negrobov, OP.; Barkalov, AV. 1977: Two new species of the genus Dolichopus Latr. (Diptera, Dolichopodidae) from the Mongolian People's Republic and the USSR. Nasekomye Mongol 5: 688-693

Kadlec, S. 2006: Two new species of the genus Dorcadion Dalman, 1817 from Iran and Turkey (Coleoptera: Cerambycidae: Lamiinae). animma 6: 8-15

Mueses-Cisneros, J.Jairo 2007: Two new species of the genus Eleutherodactylus (Anura: Brachycephalidae) from Valle de Sibundoy, Putumayo, Colombia. Zootaxa 1498: 35-43

Mu, F.-Hong.; He, T.-Li.; Wang, Y.-Wen. 2002: Two new species of the genus Elimaea Stal from China (Orthoptera: Tettigonioidea, Phaneropteridae). Acta Entomologica Sinica 4(5): 25-27(Suppl)

Kamijo, K. 1960: Two new species of the genus Epilampsis Delucchi from Japan (Hymenoptera, Eulophidae). Insecta Matsumurana 23: 21-24

Fernando, CH.; Hanek, G. 1973: Two new species of the genus Ergasllus Nordmann 1932, (Copepoda, Ergasilidae) from Ceylon. Crustaceana 251: 13-20

Baba, K. 1960: Two new species of the genus Eubranchus from Japan (Nudibranchia-Eolidacea). Publications of the Seto Marine Biological Laboratory 8: 299-302

Trybom, F. 1904: Two new species of the genus Euconaxius. Arkiv för Zoologi: 383-393

Krajcik, M. 2005: Two new species of the genus Euselates Thomson from southeast Asia (Scarabaeidae: Cetoniinae). animma.x 9: 13-18

Dusbabek, F. 1968: Two new species of the genus Ewingana (Acarina: Myobiidae) from Cuba. Folia Parasitologica 15: 67-74

Zaitzev, VF. 1972: Two new species of the genus Exoprosopa (Diptera, Bombyliidae) from Middle Asia and Mongolia. Zoologicheskii Zhurnal 51(9): 1585-1588

Akiyama, H. 2005: Two new species of the genus Falsonerdanus and a new subspecies of the genus Pseudonerdanus (Coleoptera, Oedemeridae) from northern Borneo, east Malaysia. Elytra 33(1): 183-191

Volgin, VI.; Dzhumaev, A. 1972: Two new species of the genus Forcellinia Oudemans 1924 (Acariformes, Acaridae) from Turkmenia. Trudy zool Inst Leningr 52: 257-260

Gao, Y.; Yin, W. 2006: Two new species of the genus Friesea (Collembola: Neanuridae) from north-west China. Zootaxa 1283: 63-68

Engelbrecht, CM. 1972: Two new species of the genus Galumna von Heyden, 1826 (Galumnidae: Oribatei) from South Africa. Navorsinge van die Nasionale Museum (Bloemfontein): 29: 244-248

Ahmad, I.; Yasmeen, N. 1977: Two new species of the genus Gargara Amyot et Serville (Homoptera: Centrotinae) from Karachi, Pakistan. Proceedings Ent Soc Karachi, 3,1973: 61-69

Kuslitzkii, VS. 1973: Two new species of the genus Glypta (Hymenoptera, Ichneumonidae) from the Asiatic part of the USSR. Zoologicheskii Zhurnal 52(10): 1582-1584

Cagle, F.R. 1954: Two new species of the genus Graptemys. Tulane Studies in Zoology 1(11): 165-186

Ehrgens, R.; Yukhimenko, SS. 1973: Two new species of the genus Gyrodactylus Nordmann (Monogenoidea) from Percottus glehnii. Parazitologiya 7(2): 186-188

Gupta, PD.; Nandi, NC. 1976: Two new species of the genus Hartertia Seurat 1915 (Nematoda: Spiruridae) from Rajasthan, lndia. Journal of the Bombay Natural History Society 723: 804-808: 1975

Gupta, PD.; Nandi, NC. 1976: Two new species of the genus Hartertia Seurat, 1915 (Nematoda: Spiruridae) from Rajasthan, India. Journal of the Bombay Natural History Society 723: 804-808: 1975

Lin, S.I.; Hsu, Y. c.; Wen, T. w.; Hsu, Y. h. 1965: Two new species of the genus Helenicula (Studies on Tsutsugamushi pt. 42). Acta Zootaxonomica Sinica 2: 141-145

Waseem, M. 1961: Two new species of the genus Helicoty-lenchus Steiner, 1945 (Nematoda: Hoplolaiminae). Canadian Journal of Zoology 39(4): 505-509

Wang MingFu; Zhang Dong; Wang RongRong 2008: Two new species of the genus Helina Robineau-Desvoidy (Diptera: Muscidae) from China with revised diagnosis on the Chinese species. Annales de la Societe Entomologique de France 44(2): 139-144

Ritsema, C. 1891: Two new species of the genus Helota from Borneo. Notes from the Leyden Museum, XIII 197-201

Ritsema, C. 1901: Two new species of the genus Helota from British Bhotan. Notes from the Leyden Museum, XXII 27-32

Ritsema, C. 1894: Two new species of the genus Helota from Burma. Notes from the Leyden Museum, XVI 97-109

Zhang, L.; Yang, D.; Masungaga, K. 2005: Two new species of the genus Hercostomus from Taiwan, China (Diptera, Dolichopodidae). Zootaxa 14: 1-8

Hirashima, Y. 1952: Two new species of the genus Heriades from the North Pacific islands (Hym., Megachilidae). Insecta matsumoro: 38-40

Greene, C.T. 1940: Two new species of the genus Hermetia (Stratiomyiidae-Diptera). Proceedings of the Entomological Society of Washington 42: 150-155

Komatsu, H.; Takeda, M. 2005: Two new species of the genus Heteronucia (Crustacea: Decapoda: Brachyura: Leucosiidae) from Japan. Proceedings of the Biological Society of Washington 118(4): 731-741

Liu, C. z.; Yuan, Y. m. 1963: Two new species of the genus Hirstionyssus Fonseca1948off Myospalax psilurus from Shensi Province, China (Acarina, Liponyssidae). Acta Zoologica Sinica 15: 433-437

Hsu, C. f.; Ma, A. s. 1964: Two new species of the genus Hirstionyssus from Hupei (Acarina: Macronyssidae). Acta Zootaxonomica Sinica 1: 341-344

Cheng, C.L.; Yin, S. k.; Chang, C. c. 1965: Two new species of the genus Hirstionyssus from Kirin Province, China. Acta Zootaxonomica Sinica 2: 163-167

Juvara-Bals, I.; Witalinski, W. 2006: Two new species of the genus Holoparasitus Oudemans from the Mediterranean basin - Algeria and Sardinia (Acari: Gamasida: Parasitidae). Genus (Wroclaw). 30 September; 173: 437-448

Cresson, E.T. jr. 1934: Two new species of the genus Hydrellia from Mount Desert, Maine (Diptera: Ephydridae). Entomological News 45: 234-236

Watson, W.Y. 1960: Two new species of the genus Hyperaspis (Coieoptera: Coccinellidae). Canadian Entomologist 92: 230-234

Ashraf, SA.; Khanum, Z.; Farooq, M. 1977: Two new species of the genus Indocucullanus Ali 1956 from the marine fishes of Karachi coast, Pakistan. Pakistan Journal of Zoology 91: 59-63,illus.

Wang, S.-Xia.; Liu, Y.-Qiao.; Li, H.-Hun. 2002: Two new species of the genus Irepacma from China (Lepidoptera: Oecophoridae). Acta Entomologica Sinica 4(5): 64-66(Suppl)

Sato, M. 2002: Two new species of the genus Ischalia (Coleoptera, Anthicidae, Ischaliinae) from the Philippines. Elytra 30(2): 331-334

Tite, G.E. 1960: Two new species of the genus Jamides (Lepidoptera Lycaenidae). Bulletin of the British Museum (Natural History) Entomology 9: 333-336

Cushman, R.A. 1934: Two new species of the genus Labium Brulle (Hym. : Ichneumonidae). Arbeiten ueber Morphologische und Taxonomische Entomologie Berlin 1: 205-208

Kamite, Y.; Ogata, T.; Hikida, N. 2007: Two new species of the genus Laccobius (Coleoptera, Hydrophilidae) from Japan. Elytra 35(1): 34-41

Wattal, B.L. 1974: Two new species of the genus Laelaps (Acari: Dermanyssidae) from small mammals in India. Annotationes ZoolBratislava: 1-10

Kawashima, I. 2007: Two new species of the genus Lamellipalpodes (Coleoptera, Lampyridae) from Indochina, Southeast Asia. Elytra 35(1): 119-128

Suzuki, S. 1966: Two new species of the genus Leiobunum (Leiobunidae, Opiliones) from East Asia. Annotationes Zoologicae Japonenses 39: 160-168

Dombrow, H. 2001: Two new species of the genus Lepithrix Serville from the Northern and Western Cape Province of the Republic of South Africa. (Coleoptera: Scarabaeidae: Melolonthinae: Hopliini). 15th contribution to the knowledge of African Hopliini. Coleoptera. Dezember; 52: 427-432

Bei Bienko, G.Ya 1956: Two new species of the genus Letana Walk. (Orthoptera, Tettigoniidae) from tropical Asia. Ent., Moscow: 648-651

Kishii, T. 2002: Two new species of the genus Limoniscus Reitter, 1905 (Coleoptera: Elateridae) from Hokkaido, Japan. Entomological Review of Japan 57(2): 129-138

Nagai, S.; Tsukamoto, K. 2003: Two new species of the genus Lucanus (Coleoptera, Lucanidae) from Indochina. Special Bulletin of the Japanese Society of Coleopterology 25 May; 6: 201-205

Dotsu, Y. 1976: Two new species of the genus Luciogobius (family Gobiidae) from Japan. Japanese Jyol: 125-129

Simone, L.R.cardo L.; Birman, A. 2006: Two new species of the genus Margarites (Vetigastropoda: Trochidae) from Brazil. Novapex 10 mars; 71: 13-16

Shinomiya, S.; Sakai, K. 2005: Two new species of the genus Megokris (Decapoda, Penaeidae) from the Persian Gulf. Crustaceana (Leiden) 781: 1219-1232

Collin, J.E. 1937: Two new species of the genus Meoneura (Diptera, Carnidae). Entomologist's Monthly Magazine 73: 250-252

Du, Y.; Wang, Z.; Zhou, P. 2007: Two new species of the genus Mesonemoura and redescription of M. spiroglagellate (Plecoptera: Nemouridae) from China. Zootaxa 1495: 47-52

Sun, L.; Xiao, H.; Xu, H.-Fu. 2005: Two new species of the genus Mesopolobus Westwood (Hymenoptera, Pteromalidae) from China. Acta Zootaxonomica Sinica. Oct; 304: 831-834

Sugonyaev, ES. 1976: Two new species of the genus Metaphycus (Hymenoptera, Chalcidoidea) from Balkan peninsula, Caucasus and middle Asia. Zoologicheskii Zhurnal 55(9): 1412-1414

Miyatake, M. 1977: Two new species of the genus Micraspis Dejean from Japan (Coleoptera: Coccinellidae). Transactions Shikoku ent. Soc 13(3-4): 109-113

Xu, W.-An.; He, J.-Hua. 2002: Two new species of the genus Microgaster Latreille (Hymenoptera: Braconidae, Microgastrinae) from China. Acta Entomologica Sinica 4(5): 103-106(Suppl)

Plavil'shchikov, N.N. 1954: Two new species of the genus Molorchus F. (Coleoptera, Cerambycidae) from China. Entomologicheskoe Obozrenie 32: 287-289

Krishnamurthy, R. 1967: Two new species of the genus Monocercomonoides Travis, 1932 (Protozoa, Mastigophora) from reptiles. Proceedings of the Indian Academy of Sciences, 66B 184-191