magdalenae, Rivulus Eigenmann [C. H.] & Henn [A. W.] in Henn 1916:109 [Annals of the Carnegie Museum v. 10 (nos 1-2) (art. 9); ref. 2093] Ibagué, Tolima Department, central Colombia, elevation 4250 feet [about 1300 meters]. Holotype: FMNH 56997 [ex CM 5813]. Paratypes and non-types: CAS 44227 (12) [ex CM 5814a-m; IU 13603]; FMNH 56998-99 (12, 8), 57000-02 (2, 8, 1); CAS 52234 [ex IU 13606] (6), 52235 [ex IU 13605] (2), 78377 [ex IU 13606] (6). Type catalog: Henn 1928:86 [ref. 12305], Ibarra & Stewart 1987:76 [ref. 12367] but non-types wrongly as types, Huber 1992 [ref. 20639]. •Valid as Rivulus magdalenae Eigenmann & Henn 1916 -- (Huber 1992:301 [ref. 20639], Lazara 2001:279 [ref. 25711], Costa in Reis et al. 2003:537 [ref. 27061], Costa 2006:139 [ref. 28875] in subgenus Cynodonichthys, Gomes 2023:9 [ref. 40174]). •Valid as Cynodonichthys magdalenae (Eigenmann & Henn 1916) -- (Costa 2011:242 [ref. 31655], DoNascimiento et al. 2017:101 [ref. 35633]). Current status: Valid as Cynodonichthys magdalenae (Eigenmann & Henn 1916). Rivulidae: Rivulinae. Distribution: South America: Magdalena and Cauca River basins, central Colombia; occurence in the Cauca River could be artificial. Habitat: freshwater.