cous, Arius Hyrtl [C. J.] 1859:17 [Denkschriften der Kaiserlichen Akademie der Wissenschaften in Wien, Mathematisch-Naturwissenschaftliche Classe. v. 16; ref. 2291] No locality given. No types known. Appeared in "Osteologische Tabelle der Siluroiden." Not an original description. •Valid as Arius cous Hyrtl 1859 -- (Burgess 1989:168 [ref. 12860], Fricke et al. 2007:54 [ref. 29533], Ali et al. 2018:311 [ref. 36183]). •Species inquirenda in Ariidae -- (Marceniuk & Menezes 2007:111 [ref. 29031]). •Apparently in the synonymy of Glyptothorax cous (Linnaeus 1766) -- (Çiçek et al. 2015:149 [ref. 35151]). Current status: Synonym of Glyptothorax cous (Linnaeus 1766). Sisoridae: Sisorinae.