apithanos, Pseudohemiodon Isbrücker [I. J. H.] & Nijssen [H.] 1978:195, Figs. 6-8 [Beaufortia v. 27 (no. 339); ref. 2306] Río Conejo, tributary of Río San Miguel, vicinity of Santa Cecilia, 0°06'N, 76°51'W, Napo Province, Ecuador. Holotype: ANSP 134370. Paratypes: ANSP 130592 (now 2), 130593 (3), ZMA 114692 [ex ANSP 130592] (1). Type catalog: Nijssen et al. 1982:61 [ref. 19236], Böhlke 1984:121 [ref. 13621], Ferraris 2007:288 [ref. 29155]. •Valid as Pseudohemiodon apithanos Isbrücker & Nijssen 1978 -- (Isbrücker 1980:121 [ref. 2303], Burgess 1989:444 [ref. 12860], Isbrücker 2001:32 [ref. 25653], Isbrücker 2002:28 [ref. 27178], Ferraris in Reis et al. 2003:340 [ref. 27061], Ferraris 2007:288 [ref. 29155], Rojas-Molina et al. 2019:9 [ref. 36866], Provenzano et al. 2022:82 [ref. 39207], Meza-Vargas et al. 2021:26 [ref. 39298]). Current status: Valid as Pseudohemiodon apithanos Isbrücker & Nijssen 1978. Loricariidae: Loricariinae. Distribution: South America: Napo, Pastaza and Tigre River drainages, upper Amazon basin (Ecuador and Peru) Habitat: freshwater.