Chaetostomus aculeatus (Perugia, 1891) -> Megalancistrus parananus
Chaetostomus aequinoctialis (Pellegrin, 1909) -> Chaetostoma aequinoctiale
Chaetostomus alga (Cope, 1872) -> Ancistrus alga
Chaetostomus anomalus (Regan, 1903) -> Chaetostoma anomalum
Chaetostomus aspidolepis (Günther, 1866) -> Hemiancistrus aspidolepis
Chaetostomus bachi (Boulenger, 1898) -> Peckoltia bachi
Chaetostomus branickii (Steindachner, 1882) -> Chaetostoma branickii
Chaetostomus brevis (Regan, 1904) -> Chaetostoma breve
Chaetostomus brevilabiatus (Dahl, 1942) -> Chaetostoma brevilabiatum
Chaetostomus cirrhosus maculata (Steindachner, 1882) -> Ancistrus maculatus
Chaetostomus cirrhosus punctata (Steindachner, 1882) -> Ancistrus punctatus
Chaetostomus cochliodon (Steindachner, 1879) -> Panaque cochliodon
Chaetostomus cochliodon (sive gibbosus) (Steindachner, 1879) -> Panaque cochliodon
Chaetostomus dentex (Günther, 1868) -> Panaqolus dentex
Chaetostomus depressus -> Pseudoancistrus depressus (Günther, 1868)
Chaetostomus dermorhynchus (Boulenger, 1887) -> Chaetostoma dermorhynchum
Chaetostomus dolichopterus (Valenciennes, 1840) -> Ancistrus temminckii
Chaetostomus dorsalis (Eigenmann, 1922) -> Chaetostoma dorsale
Chaetostomus eptingi (Fowler, 1941) -> Hypostomus eptingi
Chaetostomus fischeri (Steindachner, 1879) -> Chaetostoma fischeri
Chaetostomus fordii (Günther, 1868) -> Pseudoacanthicus fordii
Chaetostomus furcatus (Fowler, 1940) -> Chaetostoma furcatum
Chaetostomus gibbiceps (Kner, 1854) -> Glyptoperichthys gibbiceps
Chaetostomus gigas (Boulenger, 1895) -> Megalancistrus parananus
Chaetostomus guairensis (Steindachner, 1882) -> Chaetostoma guairense
Chaetostomus heteracanthus (Günther, 1869) -> Lasiancistrus heteracathus
Chaetostomus hoplogenys (Günther, 1864) -> Ancistrus hoplogenys (L 059)
Chaetostomus leucomelas (Eigenmann, 1917) -> Chaetostoma leucomelas
Chaetostomus leucostictus (Günther, 1864) -> Ancistrus leucostictus
Chaetostomus jelskii (Steindachner, 1876) -> Ancistrus jelskii
Chaetostomus latifrons (Günther, 1869) -> Ancistrus latifrons
Chaetostomus lepturus (Regan, 1912) -> Chaetostoma lepturum
Chaetostomus marginatus (Regan, 1904) -> Chaetostoma marginatum
Chaetostomus macrops (Lütken, 1874) -> Hemiancistrus macrops
Chaetostomus maculatus (Regan, 1904) -> Chaetostoma greeni
Chaetostomus Malacops (Cope, 1872) -> Ancistrus malacops
Chaetostomus microps (Günther, 1864) -> Chaetostoma microps
Chaetostomus marcapatae (Regan, 1904) -> Chaetostoma marcapatae
Chaetostomus megacephalus (Günther, 1868) -> Hemiancistrus megacephalus
Chaetostomus milesi (Fowler, 1941) -> Chaetostoma milesi
Chaetostomus mollinasus (Pearson, 1937) -> Chaetostoma mollinasum
Chaetostomus nigrolineatus (Peters, 1877) -> Panaque nigrolineatus
Chaetostomus nudirostris (Lütken, 1874) -> Chaetostoma nudirostre
Chaetostomus oligospilus (Günther, 1864) -> Peckoltia oligospila (L 006)
Chaetostomus palmeri (Regan, 1912) -> Chaetostoma palmeri
Chaetostomus paucispis (Regan, 1912) -> Chaetostoma paucispine
Chaetostomus pearsei (Eigenmann, 1920) -> Chaetostoma pearsei
Chaetostomus platycephalus (Boulenger, 1898) -> Cordylancistrus platycephalus
Chaetostomus punctatissimus (Steindachner, 1882) -> Oligancistrus punctatissimus (L 016)
Chaetostomus punctatus (Kner, 1854) -> Glyptoperichthys punctatus
Chaetostomus schomburgkii (Günther, 1864) -> Guyanancistrus schomburgkii
Chaetostomus sericeus (Cope, 1872) -> Chaetostoma sericeum
Chaetostomus setosus (Boulenger, 1887) -> Doliancistrus setosus
Chaetostomus spinosus (Castelnau, 1855) -> Pseudacanthicus spinosus
Chaetostomus stannii (Lütken, 1874) -> Chaetostoma stannii
Chaetostomus taczanowskii (Steindachner, 1883) -> Chaetostoma taczanowskii
Chaetostomus tectirostris (Cope, 1872) -> Ancistrus tectirostris
Chaetostomus thomsoni (Regan, 1904) -> Chaetostoma thomsoni
Chaetostomus trinitatis (Günther, 1864) -> Guyanancistrus trinitatis
Chaetostomus undecimalis (Steindachner, 1878) -> Pterygoplichthys undecimalis
Chaetostomus vagus (Fowler, 1943) -> Chaetostoma vagum
Chaetostomus variolus (Cope, 1872) -> Ancistrus variolus
Chaetostomus vittatus (Steindachner, 1882) -> Peckoltia vittata
Hypocolpterus (Fowler, 1943) -> Chaetostoma
Hypocolpterus analis (Fowler, 1943) -> Chaetostoma anale
Chaetostoma
Chaetostoma aequinoctiale (Pellegrin, 1909)
Chaetostoma alternifasciatum (Fowler, 1945)
Chaetostoma anale (Fowler, 1943)
Chaetostoma anomalum (Regan, 1903)
Chaetostoma anomalum sovichtys (Schultz, 1944) -> Chaetostoma sovichtys
Chaetostoma branickii (Steindachner, 1882)
Chaetostoma breve (Regan, 1904)
Chaetostoma brevilabiatum (Dahl, 1942)
Chaetostoma dermorhynchum (Boulenger, 1887)
Chaetostoma dorsale (Eigenmann, 1922)
Chaetostoma dupouii (Fernández-Yépez, 1945)
Chaetostoma fischeri (Steindachner, 1879)
Chaetostoma furcatum (Fowler, 1940)
Chaetostoma greeni (Isbrücker, 2001)
Chaetostoma guairense (Steindachner, 1882)
Chaetostoma jegui (Rapp Py-Daniel, 1991)
Chaetostoma lepturum (Regan, 1912)
Chaetostoma leucomelas (Eigenmann, 1917)
Chaetostoma lineopunctatum (Eigenmann Allen, 1942)
Chaetostoma loborhynchos (Tschudi, 1845)
Chaetostoma machiquense (Fernández-Yépez & Martin S., 1953)
Chaetostoma marcapatae (Regan, 1904)
Chaetostoma marginatum (Regan, 1904)
Chaetostoma marmorescens (Eigenmann & Allen, 1942)
Chaetostoma microps (Günther, 1864)
Chaetostoma milesi (Fowler, 1941)
Chaetostoma mollinasum (Pearson, 1937)
Chaetostoma niveum (Fowler, 1944)
Chaetostoma nudirostre (Lütken, 1874)
Chaetostoma palmeri (Regan, 1912)
Chaetostoma patiae (Fowler, 1945)
Chaetostoma paucispine (Regan, 1912)
Chaetostoma pearsei (Eigenmann, 1920)
Chaetostoma sericeum (Cope, 1872)
Chaetostoma sovichthys (Schultz, 1944)
Chaetostoma sp. "2" (L 146)
Chaetostoma sp. "3" (L 148)
Chaetostoma sp. (L 277)
Chaetostoma sp. "Rio Meta" (L 187a)
Chaetostoma stannii (Lütken, 1874)
Chaetostoma tachiraense (Schultz, 1944)
Chaetostoma taczanowskii (Steindachner, 1883)
Chaetostoma thomsoni (Regan, 1904)
Chaetostoma trifasciatum ?
Chaetostoma vagum (Fowler, 1943)
Chaetostoma vasquezi (Lasso & Provenzano, 1997)
Chaetostoma venezuelae (Schultz, 1944)
Chaetostoma yurubiense (Ceas & Page, 1996)