nemopterus, Gymnocorymbus Fowler [H. W.] 1914:247, Fig. 8 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 66; ref. 1390] Rupununi River, Guyana, 2°-3°N, 50°20'W. Holotype: ANSP 39332. Paratypes: ANSP 39333-34 (2), 39335 (missing), 39336 (1, c&s). Type catalog: Böhlke 1984:51 [ref. 13621]. •Synonym of Poptella longipinnis (Popta 1901) -- (Reis 1989:27 [ref. 14219], Reis in Reis et al. 2003:210 [ref. 27061]). Current status: Synonym of Poptella longipinnis (Popta 1901). Characidae: Stethaprioninae. Habitat: freshwater.