Trichogenes
Trichogenes is a genus of freshwater ray-finned fish belonging to the family Trichomycteridae, the pencil and parasitic catfishes. It is currently the only genus in the monogeneric subfamily Trichogeninae. These catfishes are found in South America.
A third species, T. beagle, was described in 2020 from archival material of unknown origin. The occurrence of the new species in the wild is unknown.