myersi, Rivulus Hubbs [C. L.] 1936:210, Pl. 2 (figs. 1-2) [Carnegie Institution of Washington Publications No. 457 (art. 17); ref. 2247] 3 kilometers south of Progreso, Yucatán, Mexico. Holotype: UMMZ 102140. Paratypes: UMMZ 102141 (1). Type catalog: Huber 1992 [ref. 20639]. •Valid as Rivulus myersi Hubbs 1936 -- (Castro-Aguirre et al. 1999:216 [ref. 24550]). •Synonym of Rivulus tenuis (Meek 1904) -- (Huber 1992:330 [ref. 20639], Lazara 2001:285 [ref. 25711], Costa in Reis et al. 2003:539 [ref. 27061]). •Valid as Cynodonichthys myersi (Hubbs 1936) -- (Costa 2011:242 [ref. 31655]). •Synonym of Cynodonichthys tenuis Meek 1904. Current status: Synonym of Cynodonichthys tenuis Meek 1904. Rivulidae: Rivulinae. Habitat: freshwater.