riojai, Chirostoma Solórzano [A.] & López [Y.] 1966:145, Fig. 1 [Ciencia (Mexico City) v. 24 (nos 3-4) (for 25 Aug. 1965); ref. 9067] Laguna de Santiago Tilapa, Mexico. Holotype: INIBP. Paratypes: (48) BMNH 1966.11.18.1-2 (2); TU 40173 (2); UMMZ 185387 (2). Type catalog: Suttkus 1970:125 [ref. 20861], Bart & Taylor 1993:53 [ref. 20906]. •Valid as Chirostoma riojai Solórzano & López 1966 -- (Espinosa Pérez et al. 1993:61 [ref. 22290], Dyer in Reis et al. 2003:519 [ref. 27061], Nelson et al. 2004:98 [ref. 27807], Scharpf 2007:8 [ref. 30398], Page et al. 2013:100 [ref. 32708]). •Valid as Menidia riojai (Solórzano & López 1966) -- (Miller 2006:201 [ref. 28615]). Current status: Valid as Chirostoma riojai Solórzano & López 1966. Atherinopsidae: Menidiinae. Distribution: Río Lerma basin, Mexico. Habitat: freshwater.