Trachypachus Motschulsky, 1844

Bousquet, Yves, 2012, Catalogue of Geadephaga (Coleoptera, Adephaga) of America, north of Mexico, ZooKeys 245, pp. 1-1722 : 124

publication ID	https://dx.doi.org/10.3897/zookeys.245.3416
publication LSID	lsid:zoobank.org:pub:68FE3835-2401-43A7-96E2-CF26532F7A60
persistent identifier	https://treatment.plazi.org/id/261C86ED-7FB7-BDBF-9503-95C4F71F04EB
treatment provided by	ZooKeys by Pensoft
scientific name	Trachypachus Motschulsky, 1844
status

Treatment

Genus Trachypachus Motschulsky, 1844

Trachypachus Motschulsky, 1844: 86. Type species: Blethisa zetterstedtii Gyllenhal, 1827 designated by Thomson (1859: 3). Etymology. Uncertain, possibly from the Greek trachelos (neck, by extension pronotum) contracted and pachys (thick), alluding to the convex pronotum (" corselet convexe, large ") or from the Greek trachys (uneven, rough) and pachys [masculine].

Trachypachys Gemminger and Harold, 1868a: 46. Unjustified emendation of Trachypachus Motschulsky, 1844.

Diversity.

Northern Hemisphere, with four species in the Nearctic (three species) and Palaearctic (one species) Regions.

Identification.

Lindroth (1961a: 1-4) reviewed the North American species and discussed the structural differences between the three taxa.

Copyright notice

No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.

Taxonomy

Kingdom	Animalia
Phylum	Arthropoda
Class	Hexapoda
Order	Coleoptera
Family	Rhysodidae