Principal Sunflower Bees of North America with Emphasis on the Southwestern United States (Hymenoptera: Apoidea)
- Collection : Library of Chris O'Toole
- Publisher : Smithsonian Institution
- Published In : Washington
- Illustrations : b/w frontis, 5 b/w plates, distribution maps
Description:
Smithsonian Contributions to Zoology No. 310.
Condition
Wrappers. Vg.
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