Basic characters for generic and subgeneric level identification of Tachyina. A–B Left elytron, lateral view, illustrating positions of elytral ombilicate setae and form of the 8th elytral interneur (other interneurs omitted) A Paratachys fulvicollis; B Tachys vittiger C–F Elytral apex C Paratachys fulvicollis D Tachys vittiger. Scale bar 0.25 mm EElaphropus (Ammotachys) marchantariusF Tachyxysta howdenorum G–H Head, ventral view, illustrated to show mentum GMeotachys (Scolistichus) ripariusHElaphropus (Barytachys) nebulosus. Scale bars = 0.25 mm.

 
 
  Part of: Boyd OF, Erwin TL (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: 87-123. https://doi.org/10.3897/zookeys.626.10033