altissima, Mollienesia sphenops Hubbs [C. L.] 1936:242, Pl. 9 (figs. 1-3) [Carnegie Institution of Washington Publications No. 457 (art. 17); ref. 2247] Miramar Spring, 1 kilometer southwest of Talcha, Yucatán, Mexico. Holotype: UMMZ 102127. Paratypes: (37) UMMZ 102081 (1), 102115 (29, now 25), 102128 (7). •Synonym of Poecilia sphenops Valenciennes 1846 -- (Rosen & Bailey 1963:53 [ref. 7067], Lucinda in Reis et al. 2003:569 [ref. 27061]). •Synonym of Poecilia mexicana Steindachner 1863 -- (Poeser 2003:48 [ref. 26769], Poeser 2003:162 [ref. 26783], Poeser 2003:359 [ref. 27075], Meyer 2015:239 [ref. 34698], Huber 2019:94 [ref. 36941]). Current status: Synonym of Poecilia mexicana Steindachner 1863. Poeciliidae: Poeciliinae. Habitat: freshwater.