Elytral apex, left dorsal oblique view. A Stigmatachys uvea (holotype, ♀), Perú, Loreto, Campamento San Jacinto B Polyderidius sp., México: San Luis Potosí C Nothoderis rufotestacea, USA: AZ: Cochise Co. DMeotachys (Hylotachys) ballorum (paratype, ♀), Brazil, Amazonas, Tapurucuara EElaphropus (Ammotachys) marchantarius (paratype, ♂), Venezuela, San Carlos de Rio Negro FMeotachys (Scolistichus) riparius (paratype, ♀), Brazil, Amazonas, Rio Solimões, Ilha de Marchantaria GElaphropus (Idiotachys) acutifrons (paratype, ♀), Brazil, Santarem HElaphropus (Nototachys) occidentalis (paratype, ♂), Perú, Madre de Dios, Pakitza I Tachyxysta howdenorum (holotype, ♂), México, Chiapas, El Aguacero. 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