affinis, Pseudocheirodon Meek [S. E.] & Hildebrand [S. F.] 1916:275, Pl. 18 [Field Museum of Natural History, Publications, Zoölogical Series v. 10 (no. 15); ref. 2962] Río Gatún, Monte Liria, Canal Zone, Panama. Holotype: FMNH 8944 (not 8941). Paratypes: CAS 59736 (2); Géry coll. [ex FMNH 12856] (1); FMNH 12857-97 (32), 12899-935 (37), 12937-957 (174); CAS-SU 17516 (10). Type catalog: Böhlke 1953:26 [ref. 12291], Ibarra & Stewart 1987:70 [ref. 12367]. •Valid as Cheirodon affinis (Meek & Hildebrand 1916) -- (Fink & Weitzman 1974:19 [ref. 7132], Fink & Miller 1985:1058 [ref. 22491]). •Synonym of Pseudocheirodon arnoldi (Boulenger 1909) -- (Zarske 2001:15 [ref. 25834], Malabarba in Reis et al. 2003:219 [ref. 27061]). Current status: Synonym of Pseudocheirodon arnoldi (Boulenger 1909). Characidae: Cheirodontinae. Habitat: freshwater.