Rivulidae
Kryptolebias brasiliensis (Valenciennes, 1821)
Kryptolebias campelloi (Costa, 1990)
Kryptolebias caudomarginatus (Seegers, 1984)
Kryptolebias gracilis Costa, 2007
Kryptolebias hermaphroditus Costa, 2011
Kryptolebias marmoratus (Poey, 1880)
Kryptolebias ocellatus (Hensel, 1868)
Kryptolebias sepia Vermeulen & Hrbek, 2005