1. Pachyrhynchus absurdus Schultze, 1919

TL: Philippines, Bucas

Type in MTD, examined

Holotypes of P. absurdus are collected from the Bucas Island and described by Schutze with one male and one female specimen (SMTD), so far those are only known representatives of this species among collections. Species is considered to be endemic for Bucas Island as close related species from PAIC show high morphological differences .