Geiserocerus flavifrons gen. nov. et sp. nov., paratype: A. Head, dorsal; B. Head, ventral; C. Head, lateral; D. Head, frontal; E. Head, posterior; F. Maxilla, ventral; G. Labium, ventral; H. Right mandible, dorsal; I. Antenna, lateral.

 
 
  Part of: Silva Roza A (2025) A new genus and a new species of railroad-worm beetles from Bolivia (Coleoptera, Phengodidae, Mastinocerinae). Contributions to Entomology 75(1): 203-212. https://doi.org/10.3897/contrib.entomol.75.e143153