Archosaur - Wikipedia
Archosauria (lit. 'ruling reptiles') or archosaurs (/ ˈɑːrkəˌsɔːr / [3]) is a clade of diapsid sauropsid tetrapods, with birds and crocodilians being the only extant representatives.
Archosaur | Characteristics & Phylogeny | Britannica
Archosaurs (“ruling reptiles”) are members of a subclass that also includes the dinosaurs, the pterosaurs (flying reptiles), and several groups of extinct forms, mostly from the Triassic Period (251 million to 200 million years ago). The true archosaurs are divided into two branches.
Archosaur - Simple English Wikipedia, the free encyclopedia
Archosaurs are a large group of reptiles, including all crocodiles, birds, dinosaurs, and pterosaurs (flying reptiles). There are also a number of smaller extinct groups, mostly from the Triassic period. [1]
Archosaurus | Triassic, Reptile, Carnivore | Britannica
Archosaurus, early genus of reptiles found as fossils in Middle and Late Permian deposits of Europe (265 million to 251 million years ago). Archosaurus typifies the progressive changes occurring in reptilian structure that eventually led to their dominance as the major vertebrates. A clear trend was in the modification of the limbs and the pelvis.
New Species of Archosaur Revealed: This Armored Reptile Lived …
2023年8月15日 · Scientists have unveiled a new species of archosaur, a reptile that existed around the dawn of the dinosaurs. The armored creature sported both crocodilian and dinosaur-like features, and roamed the planet more than 235 …
Archosaurus - Wikipedia
Archosaurus (meaning "ruling lizard") is an extinct genus of carnivorous proterosuchid archosauriform reptile. [1] . Its fossils are dated to the latest Permian of Russia and Poland, it is one of the earliest known archosauriforms.
The early evolution of archosaurs : relationships and the origin of ...
Archosaurs have a nearly 250 million year record that originated shortly after the Permian-Triassic extinction event and is continued today by two extant clades, the crocodylians and the avians.
The earliest bird-line archosaurs and the assembly of the ... - Nature
2017年4月12日 · The archosaur species Teleocrater rhadinus, part of the new clade Aphanosauria, is an example of the earliest divergence of the avian stem lineage (Avemetatarsalia), the lineage that contains ...
Category:Archosaurs - Wikipedia
Archosaurs are broadly classified as reptiles, in the cladistic sense of term which includes birds. Extinct archosaurs include non-avian dinosaurs, pterosaurs, and extinct relatives of crocodilians.
Respiratory evolution in archosaurs | Philosophical Transactions …
2020年1月13日 · We highlight key events in archosaur evolution where respiratory physiology likely played a major role, such as their radiation at a time of relative hypoxia following the Permo-Triassic mass extinction, and their evolution of elevated metabolic rates.