myrnae, Pterobrycon Bussing [W. A.] 1974:138, Figs. 1-2 [Revista de Biología Tropical v. 22 (no. 1); ref. 7494] Río Rincón drainage 2 kilometers west of Rincón, Osa Peninsula, Quebrada Aguabuena, Puntarenas Province, Costa Rica, elevation 30 meters. Holotype: LACM 33857-1. Paratypes: LACM 33858-1 through 33861-1 (orig. 6 lots, 85; now 77); MCZ 49191 (7); UCR (13 lots, 159 spec.); USNM (orig. 6 lots, now 9 lots, 68 or 71). Type catalog: Vari & Howe 1991:36 [ref. 19022], Angulo et al. 2015:382 [ref. 35212]. •Valid as Pterobrycon myrnae Bussing 1974 -- (Bussing 1987:89 [ref. 22927], Bussing 1998:113 [ref. 24179], Weitzman in Reis et al. 2003:227 [ref. 27061], Angulo et al. 2013:992 [ref. 33194], Thomaz et al. 2015: Add. 5 [ref. 33893], Angulo et al. 2015:382 [ref. 35212]). Current status: Valid as Pterobrycon myrnae Bussing 1974. Stevardiidae: Stevardiinae. Distribution: Pacific drainages of southern Costa Rica. Habitat: freshwater.