Hiatirhaphis cascajalensis (Meek & Hildebrand, 1913) .
Cascajal Livebearer; Olomina, Alumina, Pepesca, Olomina del Cascajal.
Distribution: Global: Middle America; from eastern Costa Rica to western Panama, Atlantic drainages; Costa Rica: Si (Atlantic), 5– 125 m.a.s.l., Sec, Pot.
Occurrence and conservation status: Nat, LC.
References: Bussing (1966: 236, as Brachyrhaphis cascajalensis —synonym; listed, information on distribution) and Angulo et al. (2013: 996, as B. cascajalensis —synonym; listed, including taxonomic information and distributional data).