Studies on North American bees of the genus Hylaeus. 4. The subgenera Cephalylaeus, Metziella and Hylaeana (Hymenoptera: Colletidae)

Roy R Snelling

Published in Contributions in Science, in 1968, in volume 144, pages 1-6

Date published:1968

DOI: 10.5962/p.241133
Wikidata: Q108119028
BHL: 52117859
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