Typový druh
Lithogenes villosus Eigenmann, 1909.
Původní popis
Eigenmann, C. H. 1909. Reports on the expedition to British Guiana of the Indiana University and the Carnegie Museum, 1908. Report no. 1. Some new genera and species of fishes from British Guiana. Ann. Carnegie Mus. v. 6 (no. 1): 4-54.