Dormitator latifrons (Richardson 1844) . Pacific Fat Sleeper; Pocoyo, Guavina, Pez Perro, Guarasapa, Dormilón, Pocoyo del Pacífico, Dormilón Chame, Dormilón Porroco, Puyeki

Vouchers: UCR 0270-001 (29) and 0272-002 (1); other collections: TCWC 249103 (1), TCWC 249104 (2), UF 142317 (1) and 142466 (1). Distribution: Eastern Pacific Ocean; from southern California, USA, to northern Peru; entering estuaries and littoral lagoons and ascending river courses; (Nicaragua) ER, PN and Ni (Pacific); 0–19 masl; Per, Dia, Amp. Occurrence and conservation status: Nat; LC (2019), population trend stable. Literature: Villa (1982: 221; detailed description, including illustrations and an identification key, and information on distribution and ecology), Bussing (1998: 410; brief description, including illustrations and an identification key, and information on distribution, with a map, and ecology), Robertson & Allen (2015: 1971; detailed description, including illustrations, and information on distribution, with a map, and ecology) and Angulo (2021: 33; listed, including information on distribution).