''Schizodon'' is a genus of

headstander A headstander is any of several species of South American fish, including '' Anostomus ternetzi'', '' Anostomus anostomus'' (family Anostomidae) and members of genus '' Chilodus'' from the family Chilodidae. The name derives from their habit of ...

from

South America South America is a continent entirely in the Western Hemisphere and mostly in the Southern Hemisphere, with a considerably smaller portion in the Northern Hemisphere. It can also be described as the southern Subregion#Americas, subregion o ...

. Though found widely in tropical freshwater habitats in the continent, the greatest

species richness Species richness is the number of different species represented in an community (ecology), ecological community, landscape or region. Species richness is simply a count of species, and it does not take into account the Abundance (ecology), abunda ...

is in the

Paraná Paraná, Paranã or Parana may refer to: Geology * Paraná Basin, a sedimentary basin in South America Places In Argentina *Paraná, Entre Ríos, a city * Paraná Department, a part of Entre Ríos Province In Brazil *Paraná (state), a state ...

–

Paraguay Paraguay, officially the Republic of Paraguay, is a landlocked country in South America. It is bordered by Argentina to the Argentina–Paraguay border, south and southwest, Brazil to the Brazil–Paraguay border, east and northeast, and Boli ...

–

Uruguay Uruguay, officially the Oriental Republic of Uruguay, is a country in South America. It shares borders with Argentina to its west and southwest and Brazil to its north and northeast, while bordering the Río de la Plata to the south and the A ...

river basin. They reach up to in

standard length Fish measurement is the measuring of individual fish and various parts of fish anatomy, their anatomies, for data used in many areas of ichthyology, including Taxonomy (biology), taxonomy and fishery biology. Overall length Standard length (SL) is ...

. They are

herbivorous A herbivore is an animal anatomically and physiologically evolved to feed on plants, especially upon vascular tissues such as foliage, fruits or seeds, as the main component of its diet. These more broadly also encompass animals that eat n ...

, feeding on fruits, seeds, algae,

macrophyte Aquatic plants, also referred to as hydrophytes, are vascular plants and non-vascular plants that have adapted to live in aquatic environments ( saltwater or freshwater). In lakes, rivers and wetlands, aquatic vegetations provide cover for aquat ...

s, leaves and roots.

Species

There are currently 16 described species in this genus. *'' Schizodon altoparanae'' Garavello & Britski, 1990 *'' Schizodon australis'' Garavello, 1994 *'' Schizodon borellii'' ( Boulenger, 1900) *'' Schizodon corti'' L. P. Schultz, 1944 *'' Schizodon dissimilis'' (

Garman Garman is a surname or first name. Notable people with the name include: Sports * Ann Garman, All-American Girls Professional Baseball League player * Judi Garman (born 1954), American softball coach * Mike Garman (born 1949), American baseball pla ...

, 1890) *'' Schizodon fasciatus''

Spix Johann Baptist Ritter von Spix (9 February 1781 – 13 March 1826) was a German natural history, biologist. From his expedition to Brazil, he brought to Germany a large variety of specimens of plants, insects, mammals, birds, amphibians and fish. ...

Agassiz Jean Louis Rodolphe Agassiz ( ; ) FRS (For) FRSE (May 28, 1807 – December 14, 1873) was a Swiss-born American biologist and geologist who is recognized as a scholar of Earth's natural history. Spending his early life in Switzerland, he recei ...

, 1829 *'' Schizodon intermedius'' Garavello & Britski, 1990 *'' Schizodon isognathus'' Kner, 1858 *'' Schizodon jacuiensis'' Bergmann, 1988 *'' Schizodon knerii'' (

Steindachner Franz Steindachner (11 November 1834 in Vienna – 10 December 1919 in Vienna) was an Austrian zoologist, ichthyologist, and herpetologist. He published over 200 papers on fishes and over 50 papers on reptiles and amphibians. Steindachner descri ...

, 1875) *'' Schizodon nasutus'' Kner, 1858 *'' Schizodon platae'' (

, 1890) *''

Schizodon rostratus ''Schizodon'' is a genus of headstander from South America. Though found widely in tropical freshwater habitats in the continent, the greatest species richness is in the Paraná River, Paraná–Paraguay River, Paraguay–Uruguay River, Uruguay r ...

'' (

Borodin Alexander Porfiryevich Borodin (12 November 183327 February 1887) was a Russian Romantic composer and chemist of Georgian–Russian parentage. He was one of the prominent 19th-century composers known as " The Five", a group dedicated to prod ...

, 1931) *'' Schizodon scotorhabdotus'' Sidlauskas, Garavello & Jellen, 2007 *'' Schizodon succinctus'' Burmeister, 1861 *'' Schizodon vittatus'' (

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 ...

, 1850)

References

Anostomidae Taxa_named_by_Louis_Agassiz Fish of South America Ray-finned fish genera {{Characiformes-stub