Argutor Carabus vernalis Lagarus Carabus vernalis Gluptodactylus Carabus vernalis Aulacotarsus Gluptodactylus Eolagarus Lagarus dulcis Lagarus Lagarus Pseudargutor Feronia erythropus Loxandrus commutabilis Lagarus Argutor Pseudolagarus Platysma leconteianum Loxandrus commutabilis Lagarus Lagarus Paralagarus Platysma chunghusorum Pterostichus sulcitarsis Lagarus Lagarus Catalogue of Geadephaga (Coleoptera, Adephaga) of America, north of Mexico Bousquet, Yves ZooKeys 2012 2012-11-28 245 1 1722 3BB0708B-CDC7-546E-B4B9-E8B374EBED0E Dejean, 1821 Dejean 1821 Insecta Carabidae Myas GBIF,CoL Animalia (Argutor) Coleoptera 503 504 Arthropoda subGenus Argutor   ArgutorDejean, 1821: 11. Type species:  Carabus vernalisPanzer, 1795 designated by Curtis (1837: plate 666). Etymology. Uncertain, possibly from the Latin argutor(to stand about, to trample on) [masculine]. The name was proposed by Johann Karl Megerle von Muehlfeldand made available by Dejean.  LagarusChaudoir, 1838: 10. Type species:  Carabus vernalisPanzer, 1795 by original designation. Etymology (original). From the Greek lagaros(loose, thin, by extension spindly), alluding to the body shape of adults of the two species Chaudoir included in this taxon [masculine].  GluptodactylusGautier des Cottes, 1869: 147. Type species:  Carabus vernalisPanzer, 1795 by monotypy. Etymology (original). From the Greek glyptos(carved) and dactylos(finger), alluding to the presence of a sulcus on the male first tarsomeres (" ♂ les premiers articles des tarses...  sillonnesen dessus") [masculine].  AulacotarsusReiche [in Reiche and Lallemant], 1872: 16. Unnecessary replacement name for  GluptodactylusGautier des Cottes, 1869. Etymology. From the Greek aulacos(furrow) and tarsos(tarsus) [masculine].  Eolagarus Tschitscherine, 1899d: 287. Type species:  Lagarus dulcisBates, 1883 by monotypy. Synonymy established, under the name  LagarusChaudoir, implicitly by Lindroth (1966: 501), explicitly by Lafer (1984: 19). Etymology. From the Greek eos(east) and the generic name  Lagarus[ q.v.] [masculine].  PseudargutorCasey, 1918: 324. Type species:  Feronia erythropusDejean, 1828 (=  Loxandrus commutabilisMotschulsky, 1866) by original designation. Synonymy established, under the name  LagarusChaudoir, by Lindroth (1966: 501). Etymology (original). From the Greek pseudos(fallacy, lie) and the generic name  Argutor[ q.v.] [masculine].  PseudolagarusLutshnik, 1922: 70. Type species:  Platysma leconteianumLutshnik, 1922 (=  Loxandrus commutabilisMotschulsky, 1866) by original designation. Synonymy established, under the name  LagarusChaudoir, by Lindroth (1966: 501). Etymology (original). From the Greek pseudos(fallacy, lie) and the generic name  Lagarus[ q.v.] [masculine].  ParalagarusLutshnik, 1922: 71. Type species:  Platysma chunghusorumLutshnik, 1922 (=  Pterostichus sulcitarsisMorawitz, 1863) by original designation. Synonymy established, under the name  LagarusChaudoir, by Lafer (1984: 19). Etymology. From the Greek para(near, beside) and the generic name  Lagarus[ q.v.] [masculine].  Diversity. Thirteen species in the boreal and temperate areas of the Nearctic (three species, one of them adventive) and Palaearctic (11 species) Regions.  Identification. Bousquet and Webster (2004) reviewed the Nearctic species.  Taxonomic Note. This subgenus was known until the late 1980s under the name  LagarusChaudoir.