Poeciliopsis elongata (Günther, 1866) .

Elongate Toothcarp; Olomina, Alumina, Pepesca.

Distribution: Global: Middle America; from northwestern Costa Rica to eastern Panama (also recorded in Colombia), Pacific drainages; Costa Rica: Ni, Te, Be, Ba, Ta, Pi, Tr and Co (Pacific), 0– 40 m.a.s.l., Sec, Dia.

Occurrence and conservation status: Nat, NT.

References: Bussing (1987: 148; 1998: 223; brief description, including illustrations and an identification key, information on distribution, with a map, and ecology), Angulo et al. (2013: 997; listed, including taxonomic information and distributional data) and Robertson & Allen (2015: 930; detailed description, including illustrations, information on distribution, with a map, and ecology).