zarskei, Gambusia Meyer [M. K.], Schories [S.] & Schartl [M.] 2010:13, Figs. 1-5 [Vertebrate Zoology v. 60 (no. 1); ref. 30817] Outlet of Balneario San Diego de Alcalá, near San Diego de Alcalá, Rio Chuviscar drainage, Rio Conchos system, Chihuahua, Mexico. Holotype: MTD F 31802. Paratypes: MTD F 31803 (1), 31924 (1); SMF 32173 (9). •Valid as Gambusia zarskei Meyer, Schories & Schartl 2010 -- (Page et al. 2013:109 [ref. 32708], Meyer 2015:109 [ref. 34698], Huber 2019:73 [ref. 36941]). Current status: Valid as Gambusia zarskei Meyer, Schories & Schartl 2010. Poeciliidae: Poeciliinae. Distribution: Upper Rio Conchos system, Chihuahua, Atlantic slope of Mexico. Habitat: freshwater.