The black halictine bees of the Philippine islands
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948
Article
1919
The Philippine journal of science
15
269--281
BioStor
English
Manila Bureau of Science
BioStor: https://biostor.org/reference/59078 DOI: https://doi.org/10.5962/bhl.part.11766