Tyrannosauridae

Illustration of the pelvis from the theropod dinosaur Siamotyrannus isanensis. Siamotyrannus lived in Thailand, according to scientists about 90 MYA. It has been estimated to a length of 7 meter, and a weight of about 2 tonnes. Scientists has been uncertain if Siamotyrannus is a member of the family Tyrannosauridae or to Sinraptoridae.

In situ tyrannosaurid Bellatoripes fredlundi Trackway A images. a) Print #2 of Trackway A (in situ) - PRPRC 2011.11.001 (right); b) Trackway A (in situ) view to the east of prints #1–3. Note the thick layer of kaolinite in the freshly excavated area in front of print #3.

Known fossil pieces after Aviatyrannis jurassica (Dinosauria, Theropoda, Coelurosauria, Tyrannosauroidea).[1] Sources ↑ Rauhut O.W.M. (2003), "A tyrannosaurid dinosaur from the Upper Jurassic of Portugal", Paleontology 46(5): p. 903-910.

Illustration of a juvenile Tyrannosaurus rex. Most of this restoration is mostly inspired from the models of 1-year old Tyrannosaurus from the exhibition "T.rex: The Ultimate Predator" at American Museum of Natural History, New York (2019-2021).[1] [2] and the juvenile Tarbosaurus MPC-D 107/7 (2-3 years old at death).[3] References ↑ [1] ↑ [2] ↑ Tsuihiji T et.al (2011). "Cranial osteology of a juvenile specimen of Tarbosaurus bataar (Theropoda, Tyrannosauridae) from the Nemegt Formation (Upper Cretaceous) of Bugin Tsav, Mongolia". Journal of Vertebrate Paleontology 31(3): p. 497-517

Collage of six tyrannosaurids, clockwise from top left: Tyrannosaurus, Daspletosaurus, Tarbosaurus, Gorgosaurus, Zhuchengtyrannus and Alioramus. This montage was made for the article Tyrannosauridae on Wikipedia. File:OriginalPecks.jpg File:Daspletosaurus at the Science Center of Iowa.jpg File:Tarbosaurus baatar skeleton.jpg File:Alioramus Te Papa.jpg File:Zhuchengtyrannus mount.jpg File:Gorgosaurus in Japan.jpg

Collage of six tyrannosaurids, clockwise from top left: Tyrannosaurus, Daspletosaurus, Tarbosaurus, Gorgosaurus, Zhuchengtyrannus and Alioramus. This montage was made for the article Tyrannosauridae on Wikipedia. File:OriginalPecks.jpg File:Daspletosaurus at the Science Center of Iowa.jpg File:Tarbosaurus baatar skeleton.jpg File:Alioramus Te Papa.jpg File:Zhuchengtyrannus mount.jpg File:Gorgosaurus in Japan.jpg

Collage of six tyrannosaurids, clockwise from top left: Tyrannosaurus, Daspletosaurus, Tarbosaurus, Gorgosaurus, Zhuchengtyrannus and Alioramus. This montage was made for the article Tyrannosauridae on Wikipedia. File:OriginalPecks.jpg File:Daspletosaurus at the Science Center of Iowa.jpg File:Tarbosaurus baatar skeleton.jpg File:Alioramus Te Papa.jpg File:Zhuchengtyrannus mount.jpg File:Gorgosaurus in Japan.jpg