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Size of the largest known (left) and holotype (right) specimens compared to a human. Dilophosaurus was one of the earliest large predatory dinosaurs, a medium-sized theropod, though small compared to some of the later theropods. [2] [5] It was also the largest known land-animal of North America during the Early Jurassic. [6]
The name "Scotty" comes from the celebratory bottle of scotch shared by the team that had discovered and identified the bones. Scotty the T. rex: Sir Williams [201] [202] Daspletosaurus sp. Possibly either Daspletosaurus, or a new genus. Sisyphus [203] Dakota Dinosaur Museum at Dickinson Museum Center: Daspletosaurus wilsoni: Late Cretaceous ...
Dilophosaurus skull reconstruction by Brian Engh; Dilophosaurus skeletal by Scott Hartman "A comprehensive anatomical and phylogenetic evaluation of Dilophosaurus wetherilli (Dinosauria, Theropoda) with descriptions of new specimens from the Kayenta Formation of northern Arizona."
Dilophosaurus is a featured article; it (or a previous version of it) has been identified as one of the best articles produced by the Wikipedia community. Even so, if you can update or improve it, please do so. This article appeared on Wikipedia's Main Page as Today's featured article on June 22, 2018.
Like all sauropods, Nigersaurus was a quadruped with a small head, thick hind legs, and a prominent tail. Among that clade, Nigersaurus was fairly small, with a body length of only 9 m (30 ft) and a femur reaching only 1 m (3 ft 3 in); it may have weighed around 1.9–4 t (2.1–4.4 short tons), comparable to a modern elephant.
This is an accepted version of this page This is the latest accepted revision, reviewed on 8 January 2025. Extinct superfamily of dinosaurs Coelophysoids Temporal range: Late Triassic - Early Jurassic, 227–183 Ma Pre๊ ๊ O S D C P T J K Pg N Mounted skeleton of Coelophysis bauri, Cleveland Museum of Natural History Scientific classification Domain: Eukaryota Kingdom: Animalia Phylum ...
Known from three partial skeletons. The specific name, justinhofmanni, honors a six-year-old schoolboy who won a contest to have a dinosaur named after him Nevadadromeus: 2022 Willow Tank Formation (Late Cretaceous, Cenomanian) United States ( Nevada) The first non-avian dinosaur described from Nevada Niobrarasaurus: 1995
In 2020, a monograph of Dilophosaurus found Cryolophosaurus to be a derived neotheropod, close to Averostra, in a more derived position than Zupaysaurus, but less than Dilophosaurus. [ 21 ] The following cladogram illustrates a synthesis of the relationships of the early theropod groups compiled by Hendrickx et al. in 2015.