Acestridium Haseman, 1911
Hypoptopoma Gėnther, 1868
Nannoptopoma Schaefer, 1996
Niobichthys Schaefer & Provenzano, 1998
Otocinclus Cope, 1871
Oxyropsis Eigenmann & Eigenmann, 1889
Corumbataia Britski, 1997
Epactionotus Reis & Schaeffer, 1992
Eurycheilichthys Reis & Schaefer, 1993
Hisonotus Eigenmann & Eigenmann, ?
Microlepidogaster Eigenmann & Eigenmann, 1889
Otothyris Myers, 1927
Parotocinclus Eigenmann & Eigenmann, 1889
Pseudotocinclus Nichols, 1919
Pseudotothyris Britski & Garavello, 1984
Schizolecis Britski & Garavello, 1984