spinifer, Cynolebias Ahl [E.] 1934:310 [Zoologischer Anzeiger v. 108 (nos 11/12); ref. 16410] La Plata, Buenos Aires, Argentina. Lectotype: ZMH H64. Paralectotypes: ZMB 21164 (2), ZMH H38 (2). Type catalog: Ladiges et al. 1958:161 [ref. 19181], Paepke & Seegers 1986:157 [ref. 19981], Wilkens & Dohse 1993:404 [ref. 21161] with syntypes. Types mentioned: Paepke 1995:94 [ref. 21847] as spinnifer. •Synonym of Cynolebias elongatus Steindachner 1881 -- (Costa 1995:78 [ref. 22097]). •Synonym of Megalebias elongatus (Steindachner 1881) -- (Lazara 2001:203 [ref. 25711], Costa in Reis et al. 2003:531 [ref. 27061]). •Synonym of Austrolebias elongatus (Steindachner 1881) -- (Costa 2006:57 [ref. 28708], Litz & Koerber 2014:30 [ref. 33622], Mirande & Koerber 2015:51 [ref. 35117]). Current status: Synonym of Austrolebias elongatus (Steindachner 1881). Rivulidae: Cynolebiinae. Habitat: freshwater.