''Irajatherium'' is an extinct
genus
Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...
of
cynodont
The cynodonts () (clade Cynodontia) are a clade of eutheriodont therapsids that first appeared in the Late Permian (approximately 260 mya), and extensively diversified after the Permian–Triassic extinction event. Cynodonts had a wide variety ...
s, known only of the
type species
In zoological nomenclature, a type species (''species typica'') is the species name with which the name of a genus or subgenus is considered to be permanently taxonomically associated, i.e., the species that contains the biological type specimen ...
''Irajatherium hernandezi''.
[Martinelli et al., 2005] It is named in honor of
Irajá Damiani Pinto
Irajá Damiani Pinto (July 3, 1919 – June 21, 2014), was a Brazilian paleontologist and professor at the Federal University of Rio Grande do Sul (UFRGS in Portuguese), a member of the Brazilian Academy of Sciences, and a two time president of th ...
.
Species
''Irajatherium hernandezi'' is a species known only by a humerus, a femur, two jaws and an upper arch incomplete, has the upper canine teeth after pills across and the post-mandibular canines with a more developed central cusp, followed by three smaller ones. It was collected in the
Candelária Formation in the municipality of
Faxinal do Soturno
Faxinal do Soturno is a municipality in the state of Rio Grande do Sul, Brazil.
See also
*List of municipalities in Rio Grande do Sul
This is a list of the municipalities in the state of Rio Grande do Sul (RS), located in the South Region of Br ...
in the
Paraná Basin
The Paraná Basin ( pt, Bacia do Paraná, es, Cuenca del Paraná) is a large cratonic sedimentary basin situated in the central-eastern part of South America. About 75% of its areal distribution occurs in Brazil, from Mato Grosso to Rio Grande d ...
of southeastern
Brazil
Brazil ( pt, Brasil; ), officially the Federative Republic of Brazil (Portuguese: ), is the largest country in both South America and Latin America. At and with over 217 million people, Brazil is the world's fifth-largest country by area ...
.
Revista Ciência Hoje
References
Bibliography
*
*
External links
Dinosaurs of Rio Grande do Sul
Figura
{{Taxonbar, from=Q3285531
Tritheledontidae
Prehistoric cynodont genera
Carnian genera
Late Triassic synapsids of South America
Triassic Brazil
Fossils of Brazil
Paraná Basin
Fossil taxa described in 2005
Taxa named by José Bonaparte