Anchonoderus Reiche, 1843

Bousquet, Yves, 2012, Catalogue of Geadephaga (Coleoptera, Adephaga) of America, north of Mexico, ZooKeys 245, pp. 1-1722 : 782

Genus Anchonoderus Reiche, 1843

Anchonoderus Reiche, 1843a: 38. Type species: Platynus elegans Brullé, 1838 by original designation. Etymology. From the Greek anchone (strangling) and dere (neck, by extension pronotum), alluding to the cordate shape of the pronotum (" thorax transversus valde cordatus ") of the adult [masculine].

Axylosius Liebke, 1936: 461. Type species: Lachnophorus humeralis Bates, 1883 by original designation. Synonymy established by Liebherr (1988: 24).

Diversity.

Western Hemisphere, with 26 species (Lorenz 2005: 440) in the Nearctic (two species) and Neotropical (24 species) Regions.

Identification.

Schaeffer (1910: 395) commented on the structural differences between the two species found in North America.