A revision of North American bees of the subgenus Cnemidandrena (Hymenoptera, Andrenidae)
| Autor principal: | |
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| Format: | Llibre |
| Idioma: | English |
| Publicat: |
Berkeley
University of California
1977, c1976
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| Col·lecció: | University of California publications in entomology nUniversity of California publications in entomology
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| Matèries: |