thomsoni, Chaetostomus Regan [C. T.] 1904:250, Pl. 14 (fig. 2) [Transactions of the Zoological Society of London v. 17 (pt 3, no. 1); ref. 3621] Villeta, Colombia. Syntypes: BMNH 1902.5.15.28-30 (3). Type catalog: Ferraris 2007:231 [ref. 29155]. Original genus is correctly Chaetostoma. •Valid as Chaetostoma thomsoni Regan 1904 -- (Ovchynnyk 1967:39 [ref. 37559], Isbrücker 1980:64 [ref. 2303], Burgess 1989:436 [ref. 12860], Isbrücker 2001:26 [ref. 25653], Isbrücker 2002:13 [ref. 27178], Fisch-Muller in Reis et al. 2003:382 [ref. 27061], Salcedo 2006:218 [ref. 28842], Ferraris 2007:231 [ref. 29155], Lujan et al. 2015:666 [ref. 33975], DoNascimiento et al. 2017:80 [ref. 35633]). Current status: Valid as Chaetostoma thomsoni Regan 1904. Loricariidae: Hypostominae. Distribution: South America: Magdalena River basin (Colombia). Habitat: freshwater.