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 Taxon classification Animalia Coleoptera Carabidae Genus Meotachys Erwin, 1974 Type species. Tachys ampicollis Bates, 1882. Diagnosis. Subdepressed to dorsally convex; testaceous to rufous; mentum bearing paired circular foveae; foretibia notched apicolaterally; basal protarsomere of male dilated, medially dentiform; mesepisternum with or without small fovea; elytral strial interneurs varied in form, punctate to striatiopunctate; i8 apically curvy, diverted medially at Eo5-6 and Eo7; ARG short and arcuate or rudimentary and continuous with i3. ABL = 1.2-4.6 mm. Distribution. Meotachys species occupy diverse habitats and are described from Mexico to southern Brazil (Erwin 1974, 1991 ).