Barydesmus chuncho (Chamberlin, 1941) new combination
Platyrrhacus chuncho Chamberlin, 1941: 493, fig. 136–139 (original description).
Types: ♂ holotype from Peru: Upper Tapiche, Contayo; XI-1926. Deposited at the AMNH, cat. no. 9478 (Chamberlin 1941), we could not confirm its current state.
Distribution: known only from the type locality.