Acupalpus Latreille, 1829

Bousquet, Yves, 2012, Catalogue of Geadephaga (Coleoptera, Adephaga) of America, north of Mexico, ZooKeys 245, pp. 1-1722 : 680

Genus Acupalpus Latreille, 1829

Acupalpus Latreille, 1829: 391. Type species: Carabus meridianus Linnaeus, 1760 designated by Blanchard [in Audouin et al. 1842: plate 21]. Etymology. From the Latin nouns acus (needle, pin) and palpus (feeler, by extension palp), alluding to the acuminate last maxillary palpomere (" les palpes extérieurs se terminent par un article pointu au bout ") of the adult [masculine].

Diversity.

Worldwide, with about 125 species in the Nearctic (12 species), Neotropical (ten species), Australian (about ten species), Oriental (about 15 species), Palaearctic (about 50 species), and Afrotropical (30 species) Regions arrayed in eight subgenera: Acupalpus s.str. (about 75 species), Ancylostria Schauberger (four species), Anthracus (32 species), Palcuapus Habu (one east Palaearctic species), Pseudanthracus Habu (three species), Setacupalpus Habu (two east Palaearctic species), Subacupalpus Habu (two Asian species), and Tachistodes (four species). The North American fauna is represented by 12 species (roughly 9.6% of the world fauna), one of them is adventive.

Taxonomic Note.

Noonan (1976: 23) treated Hemiaulax Bates (two species), with Idiomelas Tschitchérine (two species) as synonym, as a subgenus of Acupalpus . In Lorenz (2005: 361), Hemiaulax and Idiomelas are listed as valid genera with Egaploa Alluaud (two species) considered a subgenus of Idiomelas .