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 Author Boyd, Olivia F. Author Erwin, Terry L. text ZooKeys 2016 626 87 123 http://dx.doi.org/10.3897/zookeys.626.10033 journal article http://dx.doi.org/10.3897/zookeys.626.10033 1313-2970-626-87 3DE781B6D48B432B97846703EA6B280B 3DE781B6D48B432B97846703EA6B280B Taxon classification Animalia Coleoptera Carabidae Genus Tachyta Kirby, 1837 Type species. Tachyta picipes Kirby, 1837. Diagnosis. Elongate, subdepressed; mentum lacking foveae; dorsal surface (excluding Old World taxa) with coarse, isodiametric microsculpture; prosternum plurisetose; tarsal claws denticulate; basal two protarsomeres of male dilated, medially dentiform; ARG elongate, slightly hooked anteriorly, close and subparallel to lateral margin of elytron. ABL = 1.8-3.3 mm. Distribution. Widely distributed from the boreal Nearctic to Central America and the Caribbean, associated with fallen logs ( Erwin 1975 ).