Updated Distribution Records ofPachyrhynchusGermar, 1824 (Coleoptera: Curculionidae: Entiminae) from the Philippines with Biogeographic Affinities

A total number of 4245 specimens (2405 males and 1840 females) of the genus Pachyrhynchus Germar, 1824 from DUBC wereexamined. The current number includes 147 species and 21 subspecies out of known 171 species and 27 subspecies. Overall, 160 species and 27 subspecies are recorded from the Philippines (except Palawan and Sulu), 8 species from Taiwan, and 4 species from Indonesia. New distribution records are provided and geographical data were compared with extensive literature records, type species localities, and data from various museum collections, concluding a massive dataset of biogeographical affinities of the genus Pachyrhynchus.