Dajaus monticola (Bancroft, 1834) .

Mountain Mullet; Tepemechín, Mechín, Machín, Lisa, Lisa de Río, Lisa de Montaña, Sabalete Montañero.

Distribution: Global: Western Atlantic and eastern Pacific Oceans; from North Carolina, USA, to Venezuela, including the West Indies, in the western Atlantic, and from the Gulf of California, Mexico, to northern Peru, including the Galapagos and Cocos Islands, in the Eastern Pacific; entering estuaries and littoral lagoons and ascending river courses; Costa Rica: LN, RF, SJ, SC, Sa, To, Pa, Ma, Si (Atlantic), IC, Ni, Te, Be, Ba, Ta, Pi, Tr and Co (Pacific), 0– 650 m.a.s.l., Per, Dia (Cat).

Occurrence and conservation status: Nat, LC.

References: Bussing (1966: 237; listed, information on distribution), Bussing (1987: 230, as Agonostomus monticola —synonym; 1998: 384, as A. monticola —synonym; brief description, including illustrations and an identification key, information on distribution, with a map, and ecology), Angulo et al. (2013: 1003; listed, including taxonomic information and distributional data), Robertson & Allen (2015: 785, as A. monticola —synonym; detailed description, including illustrations, information on distribution, with a map, and ecology) and Robertson & Van Tassell (2019: 4696; detailed description, including illustrations, information on distribution, with a map, and ecology).