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For Insects, Spiders & Their Kin
For the United States & Canada
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Fall Fund Drive


Subspecies Pachybrachis nigricornis autolycus

Pachybrachis o. othonus ? - Pachybrachis nigricornis - female Pachybrachis o. othonus ? - Pachybrachis nigricornis - female Pachybrachis nigricornis autolycus Fall - Pachybrachis nigricornis
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga (Water, Rove, Scarab, Long-horned, Leaf and Snout Beetles)
No Taxon (Series Cucujiformia)
Superfamily Chrysomeloidea (Long-horned and Leaf Beetles)
Family Chrysomelidae (Leaf Beetles)
Subfamily Cryptocephalinae (Case-bearing Leaf Beetles)
Tribe Cryptocephalini
Subtribe Pachybrachina
Genus Pachybrachis (Scriptured Leaf Beetles)
No Taxon (Black Pachys)
Species nigricornis (Pachybrachis nigricornis)
Subspecies autolycus (Pachybrachis nigricornis autolycus)
Synonyms and other taxonomic changes
Pachybrachis nigricornis autolycus Fall
Orig. Comb: Pachybrachis autolycus Fall 1915
Explanation of Names
lycus - Greek for 'wolf' (1)

Det. E. G. Riley, 2013
Large series collected from Desmodium (Fabaceae) (3)
See Also
- Range: NM-TX-KS-CO / Mex.
Pachybrachis dubiosus LeConte
Det. E. G. Riley, 2009

- Range: AZ-TX-IL-MT / BC-SK
Pachybrachis nigricornis autolycus Fall
Det. E. G. Riley, 2013

- Range: TX-LA-SK-AB
Pachybrachis othonus pallidipennis Suffrian
Det. E.G. Riley, 1996 (by examining the spmn)
Print References
Fall, H.C. 1915. A revision of the North American species of Pachybrachys. Transactions of the American Entomological Society 41: 291-486. (4)
Internet References
Type - MCZ, Harvard
Works Cited
1.Dictionary of Word Roots and Combining Forms
Donald J. Borror. 1960. Mayfield Publishing Company.
2.Catalog of Leaf Beetles of America North of Mexico
Ed Riley, Shawn Clark, and Terry Seeno. 2003. Coleopterists Society.
3.Host Plants of Leaf Beetle Species Occuring in the United States and Canada
Clark et al. 2004. Coleopterists Society, Special Publication no. 2, 476 pp.
4.A revision of the North American species of Pachybrachys
H. C. Fall. 1915. Transactions of the American Entomological Society, Vol. 41, No. 3: 291–486 .