Ophisternon aenigmaticum Rosen & Greenwood 1976

Angulo, Arturo, Betts, Joel T., González-Alemán, Néstor J., Castañeda, Edgar, Berghe, Eric Van Den, Elías, Diego J., Mcmahan, Caleb D. & Matamoros, Wilfredo A., 2023, Continental fishes of Nicaragua: diversity, distribution and conservation status; with an annotated and illustrated checklist of species and an identification guide to families, Zootaxa 5376 (1), pp. 1-89 : 38

Ophisternon aenigmaticum Rosen & Greenwood 1976 . Obscure Swamp Eel; Anguila, Anguila de Pantano, Anguila de Suampo, Anguila de Lodo, Anevila, Anguila Falsa, Culebra, Anguila de Pantano Oscura

Vouchers: Not available. Distribution : North and Central America ; from southern Mexico to northern Costa Rica , including Cuba and Trinidad and Tobago, Atlantic drainages; ( Nicaragua) SJ and RF (Atlantic); 28–43 masl; Sec, Pot. Occurrence and conservation status: Nat; LC (2019), population trend unknown. Literature: Villa (1982: 156; detailed description, including illustrations and an identification key, and information on distribution and ecology) and Angulo (2021: 40; listed, including information on distribution) .