Pachyonychus

Pachyonychus
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Coleoptera
Suborder:	Polyphaga
Infraorder:	Cucujiformia
Family:	Chrysomelidae
Subfamily:	Galerucinae
Tribe:	Alticini
Genus:	Pachyonychus ; F. E. Melsheimer, 1847
Species:	P. paradoxus
Binomial name
	Pachyonychus paradoxus; F. E. Melsheimer, 1847
Synonyms
	Clarkaltica Weise, 1921;

Last updated September 13, 2025

Pachyonychus is a genus of flea beetles in the family Chrysomelidae containing a single described species, P. paradoxus, from the United States.^[2]

The name is extremely similar to a different flea beetle, Pachyonychis paradoxa , named in 1860, that occurs on the same host plant.^[3]

References

↑ Melsheimer, F.E. (1847). "Descriptions of new species of Coleoptera of the United States". Proceedings of the Academy of Natural Sciences of Philadelphia. 3: 158–181.
↑ Nadein, K. S. (2013). "Catalogue of Alticini genera of the World (Coleoptera: Chrysomelidae)". Zoological Institute, Saint-Petersburg. Retrieved 2019-07-02.
↑ Riley, Edward G.; Clark, Shawn M.; Seeno, Terry N. (2003). Catalog of the leaf beetles of America north of Mexico (Coleoptera: Megalopodidae, Orsodacnidae and Chrysomelidae, excluding Bruchinae). Special Publication No. 1. The Coleopterists' Society. ISBN 978-0-9726087-1-8.

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[1] Melsheimer, F.E. (1847). "Descriptions of new species of Coleoptera of the United States". Proceedings of the Academy of Natural Sciences of Philadelphia. 3: 158–181.

[Nadein2013-2] Nadein, K. S. (2013). "Catalogue of Alticini genera of the World (Coleoptera: Chrysomelidae)". Zoological Institute, Saint-Petersburg. Retrieved 2019-07-02.

[Rileyetal2003-3] Riley, Edward G.; Clark, Shawn M.; Seeno, Terry N. (2003). Catalog of the leaf beetles of America north of Mexico (Coleoptera: Megalopodidae, Orsodacnidae and Chrysomelidae, excluding Bruchinae). Special Publication No. 1. The Coleopterists' Society. ISBN 978-0-9726087-1-8.

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