Lipopterichthys Norman, 1935 Loraxichthys Salcedo, 2013 Chaetostoma, also known as the bristlemouth catfish, is a genus of suckermouth armored catfishes native to South America with one species, C. fischeri, extending into Panama.

[1] Most species inhabit flowing rivers in the lower Andes and its foothills.

[2] Some species are kept in unheated aquaria.

These are the currently recognized species in this genus: