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Onesided Livebearers and White-eye; Onesided Livebearers & White-eye; Whiteeyes

Life   Vertebrata   Fish


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© Copyright Ross Robertson, 2006 · 12
Oxyzygonectes dovii
© Copyright Ross Robertson, 2006 · 12
Oxyzygonectes dovii
Oxyzygonectes dovii
© Copyright Ross Robertson, 2006 · 12
Oxyzygonectes dovii
© Copyright Ross Robertson, 2006 · 12

© Copyright Ross Robertson, 2006 · 12

Main identification features
  • dorsal and anal finsat rear
  • pectoral low on side
  • pelvics behind pectoral tip
  • +/- male sex organ


The mouth is protractile; pelvic fins on the abdomen, distinctly behind tip of pectoral fin; pectoral fin low on side fins without spines; with or without a gonopodium (male sex organ derived from the anal fin); fertilization internal or external.

This small family includes about 9 species of three genera; fresh to brackish water fishes. It is distributed from southern Mexico to southern South America, on both Pacific and Atlantic slopes.

  • Dorda, J. and Perdices, A., 1997., Ictiofauna continental de la Isla de Coiba (Panamá). En Castroviejo, S. y Velayos M. (Eds): Flora y fauna del Parque Nacional de Coiba (Panamá). Agencia Española de Cooperación Internacional., Serviprint:155-175.
  • Gill, T.N., 1861., Description of a new species of the genus Anableps of Gronovius., Proc. Acad. Nat. Sci. Phila., 13:3-6.
  • Günther, A., 1866., Catalogue of fishes in the British Museum. Catalogue of the Physostomi, containing the families Salmonidae, Percopsidae, Galaxidae, Mormyridae, Gymnarchidae, Esocidae, Umbridae, Scombresocidae, Cyprinodontidae, collection of the British Museum., Brithish Museum (Natural History)6:1-368.
  • Nelson, J.S., 1984., Fishes of the World (Third edition)., John Wiley and Sons:523pp.
  • Rojas , J. R. , Pizarro , J. F. and Castro, M.V., 1994., Diversidad y Abundancia íctica en tres áreas de manglar en el Golfo de Nicoya, Costa Rica., Revista de Biologia Tropical, 42:663-672.


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Updated: 2019-11-12 10:22:27 gmt
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