brevis, Atherinichthys Steindachner [F.] 1894:149 [Anzeiger der Kaiserlichen Akademie der Wissenschaften, Wien, Mathematisch-Naturwissenschaftliche Classe v. 31 (no. 15) (for 7 June 1894); ref. 19243] Lake Cuitzeo near Morelia, Mexico. Syntypes: ZSM [old collection] (2) destroyed in WWII. Type catalog: Neumann 2006:266 [ref. 28925]. •Questionably the same as Chirostoma jordani Woolman 1894 -- (Dyer in Reis et al. 2003:519 [ref. 27061]). •Tentatively valid as Chirostoma breve (Steindachner 1894) -- (Neumann 2006:266 [ref. 28925]). Current status: Valid as Chirostoma breve (Steindachner 1894). Atherinopsidae: Menidiinae. Distribution: Lake Cuitzeo, Mexico [if valid]. Habitat: freshwater, brackish.