amistadensis, Gambusia Peden [A. E.] 1973:211, Fig. 3 [Copeia 1973 (no. 2); ref. 7579] Goodenough Spring, Val Verde County, Texas, U.S.A., 29°32'10"N, 101°15'10"W. Holotype: UMMZ 190407. Paratypes: (250) NMC 70-373, TNHC 7247, UMMZ 190408 (65, 3 c&s), USNM 205858 (62); UMMZ 190407 (3?). Additional material: (23). Type catalog: Parenti et al. 1999:5 [ref. 24072]. •Valid as Gambusia amistadensis Peden 1973 -- (Lee et al. 1980:539 [ref. 22416], Hubbs & Jensen 1984:529 [ref. 25571], Rauchenberger 1989:3 [ref. 15687], Parenti et al. 1999:5 [ref. 24072], Garrett & Edwards 2003:783 [ref. 27258], Nelson et al. 2004:103 [ref. 27807], Lucinda & Reis 2005:41 [ref. 29205], Scharpf 2007:16 [ref. 30398], Meyer et al. 2010:13 [ref. 30817], Page & Burr 2011:449 [ref. 31215], Page et al. 2013:108 [ref. 32708], Meyer 2015:57 [ref. 34698], Huber 2019:59 [ref. 36941]). Current status: Valid as Gambusia amistadensis Peden 1973. Poeciliidae: Poeciliinae. Distribution: Goodenough Spring and its outflow, Texas, U.S.A. [extinct]. Habitat: freshwater.