pi, Leptagoniates Vari [R. P.] 1978:185, Figs. 1-2 [Proceedings of the Biological Society of Washington v. 91 (no. 1); ref. 7036] Lagoon along Río Mamoré, 10 kilometers west of San Pedro, Dept. Beni, Bolivia, 14°21'01.7"S, 64°59'40"W. Holotype: AMNH 35952. Paratypes: AMNH 35953 (3, 1 c&s); BMNH 1977.6.9.138 (1). •Valid as Leptagoniates pi Vari 1978 -- (Chang & Ortega 1995:3 [ref. 24302], Malabarba in Reis et al. 2003:144 [ref. 27061], Sarmiento et al. 2014:185 [ref. 35004]). •Valid as Protocheirodon pi (Vari 1978) -- (Vari et al. 2016:[2] [ref. 34499] in Protocheirodontini, DoNascimiento et al. 2017:54 [ref. 35633], Meza-Vargas et al. 2021:19 [ref. 39298]). Current status: Valid as Protocheirodon pi (Vari 1978). Characidae: Cheirodontinae. Distribution: South America: Amazon River basin (Bolivia, Peru and Colombia). Habitat: freshwater.