''Neostethus'' is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial nom ...

of fishes in the family Phallostethidae, native to freshwater and

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 estu ...

habitats in

southeast Asia Southeast Asia, also spelled South East Asia and South-East Asia, and also known as Southeastern Asia, South-eastern Asia or SEA, is the geographical south-eastern region of Asia, consisting of the regions that are situated south of mainlan ...

, with the majority of the species restricted to the

Philippines The Philippines (; fil, Pilipinas, links=no), officially the Republic of the Philippines ( fil, Republika ng Pilipinas, links=no), * bik, Republika kan Filipinas * ceb, Republika sa Pilipinas * cbk, República de Filipinas * hil, Republ ...

Species

There are currently 12 recognized species in this genus: * '' Neostethus amaricola'' ( Villadolid & Manacop, 1934) * '' Neostethus bicornis''

Regan The family name Regan, along with its cognates O'Regan, O Regan, Reagan, and O'Reagan, is an Anglicized form of the Irish surname Ó Riagáin or Ó Ríogáin, from Ua Riagáin. The meaning is likely to have originated in ancient Gaelic ''ri'' ...

, 1916 * '' Neostethus borneensis'' Herre, 1939 * '' Neostethus ctenophorus'' (

Aurich Aurich (; East Frisian Low Saxon: ''Auerk'', West Frisian: ''Auwerk'', stq, Aurk) is a town in the East Frisian region of Lower Saxony, Germany. It is the capital of the district of Aurich and is the second largest City in East Frisia, both i ...

, 1937) * '' Neostethus geminus'' Parenti, 2014Parenti, L.R. (2014)
A new species of Neostethus (Teleostei; Atherinomorpha; Phallostethidae) from Brunei Darussalam, with comments on northwestern Borneo as an area of endemism.
''Raffles Bulletin of Zoology, 62: 175–187.'' * '' Neostethus djajaorum'' Parenti & Louie, 1998 * '' Neostethus lankesteri''

, 1916 * '' Neostethus palawanensis'' ( G. S. Myers, 1935) * '' Neostethus robertsi'' Parenti, 1989 * '' Neostethus thessa'' (

, 1937) * '' Neostethus villadolidi'' Herre, 1942 * '' Neostethus zamboangae'' Herre, 1942

References

Phallostethinae {{Atheriniformes-stub