''Odontesthes'' is a
genus
Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...
of
Neotropical silversides. They are found in fresh,
brackish
Brackish water, sometimes termed brack water, is water occurring in a natural environment that has more salinity than freshwater, but not as much as seawater. It may result from mixing seawater (salt water) and fresh water together, as in estuari ...
and salt water habitats in the southern half of South America (north to Brazil and Peru), as well as the offshore
Juan Fernández and
Falkland Islands
The Falkland Islands (; ), commonly referred to as The Falklands, is an archipelago in the South Atlantic Ocean on the Patagonian Shelf. The principal islands are about east of South America's southern Patagonian coast and from Cape Dub ...
. Additionally, ''
O. bonariensis'' has been
introduced to other continents.
The different ''Odontesthes'' species are generally quite similar in their appearance and some have been known to
hybridize.
Some are commercially important and the target of fisheries.
Species
Several ''Odontesthes'' were formerly included in the genus ''
Basilichthys'' instead. The currently recognized species of ''Odontesthes'' are:
* ''
Odontesthes argentinensis''
(Valenciennes
Valenciennes (, also , , ; ; or ; ) is a communes of France, commune in the Nord (French department), Nord Departments of France, department, Hauts-de-France, France.
It lies on the Scheldt () river. Although the city and region experienced ...
, 1835)
* ''
Odontesthes bicudo''
L. R. Malabarba & Dyer, 2002
* ''
Odontesthes bonariensis
''Odontesthes bonariensis'' is a species of Neotropical silverside, an euryhaline fish native to fresh, brackish and salt water in south-central and southeastern South America, but also Introduced species, introduced elsewhere. It is often known ...
''
(Valenciennes
Valenciennes (, also , , ; ; or ; ) is a communes of France, commune in the Nord (French department), Nord Departments of France, department, Hauts-de-France, France.
It lies on the Scheldt () river. Although the city and region experienced ...
, 1835) (Argentinian silverside)
* ''
Odontesthes brevianalis''
( Günther, 1880)
* ''
Odontesthes crossognathos''
Juliana M. Wingert, Juliano Ferrer, Mayara P. Neves, Dirceu Baumgartner and L. R. Malabarba, 2022.[Juliana M. Wingert, Juliano Ferrer, Mayara P. Neves, Dirceu Baumgartner and Luiz R. Malabarba. 2022. A New Species of Silverside of the Genus Odontesthes (Atheriniformes: Atherinopsidae) with Hypertrophic Lips from a High-Altitude Basin in Southern Brazil. Ichthyology & Herpetology. 110(4):680-689. DOI: 10.1643/i2021136]
* ''
Odontesthes gracilis''
( Steindachner, 1898)
* ''
Odontesthes hatcheri''
( C. H. Eigenmann, 1909)
* ''
Odontesthes humensis''
F. de Buen, 1953
* ''
Odontesthes incisa''
( Jenyns, 1841)
* ''
Odontesthes ledae''
L. R. Malabarba & Dyer, 2002
* ''
Odontesthes mauleanum''
( Steindachner, 1896)
* ''
Odontesthes mirinensis''
Bemvenuti, 1996
* ''
Odontesthes nigricans''
( J. Richardson, 1848)
* ''
Odontesthes orientalis''
F. de Buen, 1950
* ''
Odontesthes perugiae''
Evermann & Kendall, 1906
* ''
Odontesthes piquava''
L. R. Malabarba & Dyer, 2002
* ''
Odontesthes platensis''
( C. Berg, 1895)
* ''
Odontesthes regia''
( Humboldt, 1821) (Chilean silverside)
* ''
Odontesthes retropinnis''
( F. de Buen, 1953)
* ''
Odontesthes smitti''
( Lahille, 1929)
* ''
Odontesthes wiebrichi''
( C. H. Eigenmann, 1928) — validity uncertain
* ''
Odontesthes yucuman''
Wingert, Ferrer & Malabarba, 2017
References
Atherinopsidae
Taxa named by Barton Warren Evermann
{{Atheriniformes-stub