cucphuongensis, Silurus Mai [D. Y.] 1978:245, Fig. 112 [Identification of the fresh-water fishes of North Viet Nam v. 1; ref. 13511] From a cave, Cuc Phuong National Park, foothills of the northern Annamaite Mts., about 100 kilometers southwest of Hanoi, about 20°19'N, 105°22'E, northern Vietnam. Holotype (unique): DVZUT 345 [ZMUH 345]. Type catalog: Ferraris 2007:376 [ref. 29155]. •Valid as Silurus cucphuongensis Mai 1978 -- (Burgess & Finley 1996:164 [ref. 22901]). •Valid as Pterocryptis cucphuongensis (Mai 1978) -- (Ng & Kottelat 1998:393 [ref. 23627], Ng 1999:371 [ref. 24236], Kottelat 2001:53 [ref. 25482], Ng & Freyhof 2001:633 [ref. 25712], Romero & Paulson 2001:25 [ref. 26040], Ng & Chan 2005:54 [ref. 28371], Proudlove 2006:119 [ref. 28992], Ferraris 2007:376 [ref. 29155], Kottelat 2013:237 [ref. 32989], Ng et al. 2018:133 [ref. 36220]). Current status: Valid as Pterocryptis cucphuongensis (Mai 1978). Siluridae. Distribution: Song Luong drainage, northern Vietnam. Habitat: freshwater.