Isthmian Rivulus

Cynodonichthys isthmensis (Garman 1895)

Cynodonichthys isthmensis (Garman 1895) (Fig. 9D). Isthmian Rivulus; Olomina, Alumina, Olomina Saltona, Killi, Saltón, Killi del Istmo Vouchers: UCR 0266-004 (5), 0361-004 (1), 0447-008 (2), 0459-003 (3), 0474-001 (3), 0475-001 (8), 1052-007 (9) and 1058-001 (21); other collections: IBUNAM 13843 (1), 13844 (1), 13845 (1), KU 18700 (1). Distribution: Central America; from southern Honduras to eastern Costa Rica, Atlantic and Pacific drainages; (Nicaragua) Co, UI, WK, Pr, GM, KP, Es, BF, IM, To, Sa, SJ, RF and LN (Atlantic); 15–700 masl; Sec, Pot. Occurrence and conservation status: Nat; LC (2020), population trend unknown. Literature: Astorqui (1975: 156, as Rivulus isthmensis isthmensis —synonym; brief description, including illustrations and an identification key, and information on distribution and ecology), Villa (1982: 143, as R. isthmensis isthmensis —synonym; detailed description, including illustrations and an identification key, and information on distribution and ecology), Bussing (1998: 176, as R. isthmensis isthmensis —synonym; brief description, including illustrations and an identification key, and information on distribution, with a map, and ecology), González-Alem

Continental fishes of Nicaragua: diversity, distribution and conservation status; with an annotated and illustrated checklist of species and an identification guide to families

discussion

References: Bussing (1966: 237, as Rivulus isthmensis — synonym; listed, information on distribution), Bussing (1987: 123, as R. isthmensis isthmensis — synonym; 1998: 176, as R. isthmensis isthmensis — synonym; brief description, including illustrations and an identification key, information on distribution, with a map, and ecology) and Angulo et al. (2013: 995; listed, including taxonomic information and distributional data).

New records and range extensions to the Costa Rican freshwater fish fauna, with an updated checklist

distribution

Distribution: Global: Middle America; from central Nicaragua to eastern Costa Rica, Atlantic and Pacific drainages; Costa Rica: LN, RF, SJ, SC, Sa, To, Pa, Ma, Si (Atlantic), Be and Ta (Pacific), 0 – 1500 m. a. s. l., Sec, Pot.

New records and range extensions to the Costa Rican freshwater fish fauna, with an updated checklist

vernacular_names

Isthmian Rivulus; Olomina, Alumina, Olomina Saltona, Killi, Saltón, Killi del Istmo.

New records and range extensions to the Costa Rican freshwater fish fauna, with an updated checklist