Parachromis friedrichsthalii (Heckel, 1840) .

Yellow Guapote, Loiselle’s Cichlid; Guapote, Guapote Amarillo, Guapotillo, Viejito, Viejillo, Guapote Dorado, Guapote de Loiselle.

Distribution: Global: Middle America; from eastern Honduras to western Panama, Atlantic and Pacific drainages; Costa Rica: LN, RF, SJ, SC, Sa, To, Pa, Ma, Si (Atlantic), Be and Ba (Pacific), 1– 70 m.a.s.l., Sec, Pot.

Occurrence and conservation status: Nat, LC.

References: Bussing (1966: 237, as Cichlasoma friedrichsthalii —synonym; listed, information on distribution), Bussing (1987: 201, as Cichlasoma sp.; 1998: 364, as Parachromis loisellei (Bussing 1989) —synonym; brief description, including illustrations and an identification key, information on distribution, with a map, and ecology), Angulo et al. (2013: 1005, as P. loisellei (Bussing 1989) —synonym; listed, including taxonomic information and distributional data) and Morgenstern (2018: 258, nomenclatural update and information on distribution).