liropus, Tachysurus Bristol [S. B.] in Gilbert 1897:438 [Proceedings of the United States National Museum v. 19 (no. 1115); ref. 1629] San Juan Lagoon, near mouth of Río Ahome, Sonora, Mexico. Syntypes: (6) CAS-SU 324 (3) [not 234 as given by Böhlke 1953]; USNM 47584 (2). Type catalog: Böhlke 1953:41 [ref. 12291], Ferraris & Vari 1992:9 [ref. 19771] with USNM 47584 as syntypes (2), and 4 others unaccounted for, Ferraris 2007:41 [ref. 29155]. •Valid as Arius liropus (Bristol 1897) -- (Burgess 1989:169 [ref. 12860]). •Species inquirenda in Cathorops Jordan & Gilbert 1883 -- (Marceniuk & Ferraris in Reis et al. 2003:450 [ref. 27061], Ferraris 2007:41 [ref. 29155]). •Synonym of Cathorops fuerthii (Steindachner 1877) -- (Kailola & Bussing in Fischer et al. 1995:880 [ref. 22829], Castro-Aguirre et al. 1999:147 [ref. 24550] as fuerthi, Kailola 2004:132 [ref. 28108], Marceniuk & Menezes 2007:44 [ref. 29031]). •Valid as Cathorops liropus (Bristol 1897) -- (Marceniuk & Betancur-R. 2008:42 [ref. 29576], Marceniuk et al. 2009:257 [ref. 30406], Page et al. 2013:82 [ref. 32708], Romero-Berny et al. 2018:89 [ref. 35859], Marceniuk et al. 2023:13 [ref. 40422], Page et al. 2023:78 [ref. 40505]). Current status: Valid as Cathorops liropus (Bristol 1897). Ariidae: Ariinae. Distribution: Southern North America: Pacific coast (Mexico). Habitat: freshwater, brackish.