Title
Racial Differentiation in Nearctic Species of Dianthidium (Hymenoptera, Apoidea)
By
Timberlake, P. H. (Philip Hunter), 1883-1981
Original Publication
Journal of the New York Entomological Society
Published by
Lawrence, Kan Allen Press [etc.]
Identifiers
BioStor:
https://biostor.org/reference/170783