bolivianus, Bryconamericus Pearson [N. E.] 1924:43, Pl. 10 (fig. 4) [Indiana University Studies v. 11 (no. 64); ref. 3396] Río Colorado, Lower Bopi, Bolivia. Syntypes: (9) CAS 39506 [ex IU 17349] (1), CAS 39507 [ex IU 17349] (4), ?UMMZ 66513 (3). Additional original material: CAS 39508 [ex IU 17350] (2) & CAS 39509 [ex IU 17351] (now 5). •Valid as Bryconamericus bolivianus Pearson 1924 -- (Silva in Reis et al. 2003:115 [ref. 27061], Román-Valencia et al. 2013:125 [ref. 32807], Dagosta & Netto-Ferreira 2015:435 [ref. 33665], Sarmiento et al. 2014:184 [ref. 35004], Thomaz et al. 2015:Add. 5 [ref. 33893] genus uncertain, Meza-Vargas et al. 2021:17 [ref. 39298], Román-Valencia et al. 2023:30 [ref. 40431]). Current status: Valid as Bryconamericus bolivianus Pearson 1924. Stevardiidae: Diapominae. Distribution: South America: Beni River basin (Bolivia) and Urubamba and Pirotón River drainages, Loreto (Peru). Habitat: freshwater.