Revision of North American Species of Ilybius Erichson (Coleoptera: Dytiscidae), with Systematic Notes on Palaearctic Species
Larson, David J
Article
1987
Journal of the New York Entomological Society
95
341--413
BioStor
English
Lawrence, Kan Allen Press [etc.]
BioStor: https://biostor.org/reference/171992
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