Astyanax orstedii Eigenmann 1908 (Fig 7B). Costa Rican Tetra; Sardina, Sardina de Río, Sardinilla, Sabalete, Sábalo, Sardina Común, Plateada, Machaca, Coliroja, Picaculo, Golosa, Tetra, Mojarra Vouchers: UCR1062-001 (28). Distribution: Central America; from southern Nicaragua to western Panama,Atlantic and Pacific drainages; (Nicaragua) To, Sa, SJ, RF, LN (Atlantic), Ne, ER, PN and Ni (Pacific); 0–710 masl; Pri, Pot. Occurrence and conservation status: Nat; LC (2020), population trend stable. Literature: Meek (1907: 108, as A. aeneus, in part—misidentification; brief description, including an identification key, and information on distribution and ecology), Fowler (1923: 26, as A. aeneus, in part—misidentification; brief description, including information on distribution), Astorqui (1975: 81, as A. fasciatus, in part—misidentification; brief description, including illustrations and an identification key, and information on distribution and ecology), Villa (1982: 101, as A. fasciatus, in part—misidentification; detailed description, including illustrations and an identification key, and information on distribution and ecology), Bussing (1998: 79, as A. aeneus, in part—misidentification; brief description, including illustrations and an identification key, and information on distribution, with a map, and ecology), Schmitter-Soto (2017: 1398; redescription, including illustrations and an identification key, and information on distribution, with a map, and ecology), Angulo et al. (2018: 1867; identification key and information on distribution) and Angulo (2021: 26; listed, including information on distribution).

Published as part of 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, pp. 1-89 in Zootaxa 5376 (1) on page 24, DOI: 10.11646/zootaxa.5376.1.1, http://zenodo.org/record/10208788