multidentata, Lebias Jenyns [L.] 1842:117, Pl. 22 (figs. 3, 3a) [The zoology of the voyage of H. M. S. Beagle; ref. 2344] Montevideo, Uruguay. Holotype (unique): BMNH 1917.7.14.24. •Valid as Jenynsia multidentata (Jenyns 1842) -- (Ghedotti & Weitzman 1996:13 [ref. 22676], Ghedotti 1998:579 [ref. 23861], Ghedotti et al. 2001:732 [ref. 25450], Lucinda et al. 2002:38 [ref. 26063], López et al. 2002:64 [ref. 26808], Ghedotti in Reis et al. 2003:584 [ref. 27061], López et al. 2003:71 [ref. 27366], Menni 2004:86 [ref. 28131], Aguilera & Mirande 2005:30 [ref. 28572], Lucinda et al. 2006:619 [ref. 28893], Quezada-Romegialli et al. 2009:233 [ref. 31213], Mabragaña et al. 2011:table S2 [ref. 31800], Aguilera et al. 2013:571 [ref. 32816], Aguilera et al. 2013:571 [ref. 32916], Di Dario et al. 2013:263 [ref. 37503], Fabiano et al. 2014:8 [ref. 33530], Litz & Koerber 2014:32 [ref. 33622], Mirande & Koerber 2015:53 [ref. 35117], Bertaco et al. 2016:423 [ref. 34561], Nión et al. 2016:43 [ref. 35565]). •Synonym of Jenynsia lineata (Jenyns 1842) -- (Ghedotti & Weitzman 1995:939 [ref. 21893], Amorim 2018:[11] [ref. 35838], Huber 2019:15 [ref. 36941], Mirande & Koerber 2020:2 [ref. 37594]). Current status: Synonym of Jenynsia lineata (Jenyns 1842). Anablepidae: Anablepinae. Habitat: freshwater, brackish.