A synopsis of the bee genus palaeorhiza perkins hymenoptera colletidae of new guinea part vii. subgenus callorhiza h
Esakia 28: 1-10
A new subgenus Callorhiza (type-species: Prosopis apicatus Smith, 1863) of the genus Palaeorhiza Perkins (Hymenoptera, Colletidae) is proposed. Six new species of Callorhiza, i. e., samuelsoni, albopicata, fulvago, attractans, micheneri and agrias, are described from Papua New Guinea. Palaeorhiza disrupta Cockerell, an Australian species, is recorded from Papua New Guinea for the first time.