Taxon classification Animalia Coleoptera Carabidae
Subgenus Eidocompsus Erwin, 1974
Type species.
Trechus brasiliensis Sahlberg, 1844 .
Diagnosis.
Broad and robust, depressed to subcylindrical in form; pronotum quadrate, subequal in width at base and apex; elytra usually unicolorous; elytral interneurs punctate; i8 subsulcate and not bearing fovea(e) at or near middle of elytron; i8 with or without subhumeral fovea: if present, then fovea shallow and bearing seta or small, perforate, and located at basal fourth near seta Eo4; if i8 lacking posthumeral foveae, elytron with 8 entirely punctate interneurs. ABL = 1.84-3.04 mm. (Erwin 1974a; Erwin et al. 2002).
Distribution.
Species of this subgenus are restricted to the New World, described from México south to Argentina and some of the Caribbean islands.