''Dinodontosaurus'' (meaning "terrible-toothed lizard") is a
genus of
dicynodont therapsid. It was medium to large dicynodont of the
Triassic (with skull up to long
) and had a beak corneum. It lived in the
Middle Triassic but disappeared in the
Upper Triassic.
Species
* ''Dinodontosaurus tener'' is the most common species of
dicynodont that existed in the
Middle Triassic, and more common in the fossil layers that age in
Rio Grande do Sul
Rio Grande do Sul (, , ; "Great River of the South") is a Federative units of Brazil, state in the South Region, Brazil, southern region of Brazil. It is the Federative_units_of_Brazil#List, fifth-most-populous state and the List of Brazilian st ...
, in Rota Paleontológica. They are found mainly in the
Paleontological Site Chiniquá
The Palaeontological Site Chiniquá is located in the Brazilian municipality of São Pedro do Sul, Rio Grande do Sul, along highway BR-287, about 70 kilometers west of the city of Santa Maria. The site occupies an area of about 250 hectares and ...
in
São Pedro do Sul and
Candelária, where a group of ten pups were found together, demonstrating that these animals had strategies for coexistence in a group and caring for their offspring. ''Diodontosaurus pedroanum'' Tupi-Caldas, 1936 and ''Dinodontosaurus oliveirai'',
Romer 1943 are synonyms.
Paleobiology Database.
/ref>
* ''Dinodontosaurus brevirostris'' is known from remains found in Argentina. ''Chanaria platyceps'' Cox, 1968 and ''Dinodontosaurus platygnathus'' are synonyms.
Gallery
References
{{Taxonbar, from=Q134272
Anomodont genera
Kannemeyeriiformes
Middle Triassic synapsids of South America
Middle Triassic first appearances
Late Triassic extinctions
Late Triassic synapsids of South America
Triassic Argentina
Fossils of Argentina
Paraná Basin
Santa Maria Formation
Triassic Brazil
Fossils of Brazil
Fossil taxa described in 1943
Taxa named by Alfred Romer
