* Hypostomus cf. niceforoi (Fowler 1943) .

Japurá Suckermouth; Pez Diablo, Plecostomo, Pleco, Arrisuaca, Chupapiedras, Pez Gato Acorazado.

Distribution: Global: South America; From Venezuela and Colombia to Peru, Atlantic and Pacific drainages; Costa Rica: LN, RF, SJ, SC, Sa, To, Pa (Atlantic), Ni, Te, Be and Ba (Pacific), 0– 110 m.a.s.l., Pri, Pot.

Occurrence and conservation status: Exo, DD.

References: Matamoros et al. (2016: 1; new record for the (Nicaraguan) San Juan River basin; brief description, including illustrations and information on distribution).