punctatum, Hypostoma Jardine [W.] in Schomburgk 1841:145 [The Natural history of fishes of Guiana; ref. 18707] Rio Branco, South America. Holotype (unique): not saved. Type catalog: Ferraris 2007:220 [ref. 29155]. Based on Schomburgk drawing no. 68. Objectively invalid; preoccupied by Hypostomus punctatus Valenciennes 1840 -- (Isbrücker 1980:72 [ref. 2303]). •Synonym of Ancistrus dolichopterus Kner 1854 -- (Fisch-Muller in Reis et al. 2003:375 [ref. 27061] on Art. 60.1, Ferraris 2007:220 [ref. 29155]). 1°Homonym. Current status: Synonym of Ancistrus dolichopterus Kner 1854. Loricariidae: Hypostominae. Habitat: freshwater.