Tachyina (Tachyura), Motschulsky, 1862

Boyd, Olivia F. & Erwin, Terry L., 2016, Taxonomic review of New World Tachyina (Coleoptera, Carabidae): descriptions of new genera, subgenera, and species, with an updated key to the subtribe in the Americas, ZooKeys 626, pp. 87-123 : 97

Taxon classification Animalia Coleoptera Carabidae

Subgenus Tachyura Motschulsky, 1862

Type species.

Elaphrus quadrisignatus Duftschmidt, 1812.

Diagnosis.

i8 impressed from base to apex, subparallel to elytral margin, inserted anteriorly between Eo2 and Eo3; humeral series of elytral ombilicate setal insertions asymmetrically distributed, with Eo4 removed from closely grouped Eo1-3 such that d(3,4)> d(1,2) and d(3,4)> d(2,3); ARG short, straight to medially arcuate or elongate, straight, and parallel to elytral margin ( Elaphropus yunax ).

Distribution.

Old World, Australia; adventive in the Americas.