Search results
Results from the WOW.Com Content Network
Ankylosaurus [nb 1] is a genus of armored dinosaur. Its fossils have been found in geological formations dating to the very end of the Cretaceous Period, about 68–66 million years ago, in western North America, making it among the last of the non-avian dinosaurs. It was named by Barnum Brown in 1908; it is monotypic, containing only A ...
Ankylosaurinae is formally defined in the PhyloCode as "the largest clade containing Ankylosaurus magniventris, but not Shamosaurus scutatus". [2] [3] [4] The tribe Ankylosaurini is defined in the PhyloCode as "the largest clade containing Ankylosaurus magniventris, but not Pinacosaurus grangeri and Saichania chulsanensis".
This definition was further refined by Paul Sereno in 2005 to specify Ankylosaurus magniventris and Stegosaurus stenops, the type species of both genera, a definition that was followed by Madzia and colleagues in 2021 when the group name and definition was formalized following the PhyloCode. [5]
Artistic skeletal reconstruction of Ankylosaurus (AMNH 5895) by Barnum Brown, 1908, before the tail club was known Artistic restoration of Ankylosaurus magniventris. 1901. F. A. Lucas described the new species Stegosaurus marshi, and later reclassified it as Polacanthus marshi. [12] 1902
Ankylosauridae (/ ˌ æ ŋ k ɪ l oʊ ˈ s ɔː r ɪ d iː /) is a family of armored dinosaurs within Ankylosauria, and is the sister group to Nodosauridae.The oldest known ankylosaurids date to around 122 million years ago and went extinct 66 million years ago during the Cretaceous–Paleogene extinction event. [1]
†Ankylosaurus †Ankylosaurus magniventris; 68.5–66 Ma Hell Creek Formation, Montana, USA An ankylosaurine ankylosaurid. The largest-known ankylosaur, estimated at 9 m (30 ft) and up to 6 tonnes (13,000 lb). Ankylosaurus Antarctopelta Edmontonia longiceps Tarchia †Anodontosaurus †Anodontosaurus lambei; 72.8–67 Ma, Campanian to ...
The search engine that helps you find exactly what you're looking for. Find the most relevant information, video, images, and answers from all across the Web.
According to Madzia et al., Thyreophora is defined as the largest clade containing Ankylosaurus magniventris and Stegosaurus stenops but not Iguanodon bernissartensis and Triceratops horridus. [2] They also defined the less inclusive Eurypoda as "the smallest clade containing Ankylosaurus magniventris and Stegosaurus stenops " to include the ...