Brasilodontidae
Encyclopedia
The brasilodontids include non-mammalian cynodont
s that are currently considered to be the sister group of mammals. They were small, the size of a mouse
. The brasilodontids' remains were found in the municipalities of Candelária
and Faxinal do Soturno
. The species, Brasilodon quadrangularis
, is known only from Paleorrota
.
Cynodont
Cynodontia or cynodonts are a taxon of therapsids which first appeared in the Late Permian and were eventually distributed throughout all seven continents by the Early Triassic . This clade includes modern mammals and their extinct close relatives. They were one of the most diverse groups of...
s that are currently considered to be the sister group of mammals. They were small, the size of a mouse
Mouse
A mouse is a small mammal belonging to the order of rodents. The best known mouse species is the common house mouse . It is also a popular pet. In some places, certain kinds of field mice are also common. This rodent is eaten by large birds such as hawks and eagles...
. The brasilodontids' remains were found in the municipalities of Candelária
Candelária, Rio Grande do Sul
- Paleontology :This city belongs to the geopark of Paleorrota.Museum of the city that have fossils:#Museum Aristides Carlos Rodrigues.-Day of Paleorrota:...
and Faxinal do Soturno
Faxinal do Soturno
-See also:*List of municipalities in Rio Grande do Sul...
. The species, Brasilodon quadrangularis
Brasilodon
Brasilodon was a genus of cynodont that lived during the Late Triassic. Its length was approximately 12 cm and it weighed 20 grams. It fed on insects, making it an insectivore...
, is known only from Paleorrota
Paleorrota
Paleorrota , is a geopark located in the center of the Brazilian state of Rio Grande do Sul. The rocks and fossils found along the route date back to the times when there was only one supercontinent Pangaea....
.
See also
- PaleorrotaPaleorrotaPaleorrota , is a geopark located in the center of the Brazilian state of Rio Grande do Sul. The rocks and fossils found along the route date back to the times when there was only one supercontinent Pangaea....
- TrithelodontidaeTrithelodontidaeThe tritheledontids, also known as ictidosaurs, were small to medium-sized cynodonts. They were extremely mammal-like, highly specialized cynodonts, although they still retained a very few reptilian anatomical traits. Tritheledontids were mainly carnivorous or insectivorous, though some species...
- Evolution of mammalsEvolution of mammals__FORCETOC__The evolution of mammals within the synapsid lineage was a gradual process that took approximately 70 million years, beginning in the mid-Permian. By the mid-Triassic, there were many species that looked like mammals, and the first true mammals appeared in the early Jurassic...
External links
- Dinossauros do Rio grande do Sul. (in PortuguesePortuguese languagePortuguese is a Romance language that arose in the medieval Kingdom of Galicia, nowadays Galicia and Northern Portugal. The southern part of the Kingdom of Galicia became independent as the County of Portugal in 1095...
) - Sociedade Brasileira de Paleontologia. (in Portuguese)