marcellinoi, Poecilia Poeser [F. N.] 1995:241, Figs. 2, 3, 6a. [Bijdragen tot de Dierkunde v. 64 (no. 4); ref. 22070] Lago de Ilopango, El Salvador. Holotype: RMNH 31771. Paratypes: RMNH 19811 (9), 19813 (202), 19816 (50), 31759 (2), 31772 (1, allotype). •Valid as Poecilia marcellinoi Poeser 1995 -- (Meyer & Radda 2000:76 [ref. 25029], Meyer et al. 2002:50 [ref. 26721], Poeser 2003:165 [ref. 26783], Lucinda in Reis et al. 2003:568 [ref. 27061], Lucinda & Reis 2005:45 [ref. 29205], Matamoros et al. 2009:14 [ref. 31241], Poeser 2011:420 [ref. 31550], McMahan et al. 2013:447 [ref. 32422], Meyer 2015:235 [ref. 34698], Palacios et al. 2016:232 [ref. 34629] in subgenus Mollienesia, González-Murcia et al. 2019:297 [ref. 36544], Huber 2019:106 [ref. 36941], Barrientos et al. 2023:274 [ref. 41235]). Current status: Valid as Poecilia marcellinoi Poeser 1995. Poeciliidae: Poeciliinae. Distribution: Central America: Pacific drainages (Guatemala, Honduras, Nicaragua and El Salvador). Habitat: freshwater.