cultratum, Petalosoma Regan [C. T.] 1908:458 [Annals and Magazine of Natural History (Series 8) v. 2 (no. 11); ref. 3637] Río Iroquois, Costa Rica. Holotype (unique): BMNH 1909.3.13.58. •Valid as Alfaro cultratus (Regan 1908) -- (Rosen & Bailey 1963:42 [ref. 7067], Villa 1982:128 [ref. 36708], Bussing 1987:129 [ref. 22927], Rodriguez 1997:670 [ref. 23266], Bussing 1998:192 [ref. 24179], Ghedotti 2000:38 [ref. 27228], Lucinda in Reis et al. 2003:555 [ref. 27061], Lucinda & Reis 2005:37 [ref. 29205], Matamoros et al. 2009:13 [ref. 31241], Meyer 2015:13 [ref. 34698], Huber 2019:48 [ref. 36941], Angulo 2021:11 [ref. 38913], Angulo et al. 2023:58 [ref. 40676]). Current status: Valid as Alfaro cultratus (Regan 1908). Poeciliidae: Poeciliinae. Distribution: Central America: Honduras, Costa Rica, Panama and Nicaragua. Habitat: freshwater.