• Thumbnail for Gorgosaurus
    experts consider G. libratus to be a species of Albertosaurus; this would make Gorgosaurus a junior synonym of that genus. Gorgosaurus lived in a lush floodplain...
    54 KB (5,627 words) - 09:57, 30 August 2024
  • Thumbnail for Albertosaurinae
    Its closest relative is the slightly older Gorgosaurus libratus (sometimes called Albertosaurus libratus; see below). These two species are the only...
    39 KB (3,603 words) - 02:30, 3 September 2024
  • Thumbnail for Tyrannosauridae
    Lawrence Lambe named Gorgosaurus libratus, "balanced fierce lizard", in 1914). A second significant find attributed to Gorgosaurus was made in 1942, in...
    131 KB (13,526 words) - 15:27, 3 September 2024
  • Thumbnail for Albertosaurus
    declared the name Gorgosaurus a junior synonym of Albertosaurus, which had been named first, and G. libratus was renamed Albertosaurus libratus in 1970. A species...
    60 KB (6,764 words) - 02:42, 16 September 2024
  • Thumbnail for Tyrannosaurus
    exception. This skull, CMNH 7541, was originally classified as a species of Gorgosaurus (G. lancensis) by Charles W. Gilmore in 1946. In 1988, the specimen was...
    217 KB (23,958 words) - 18:03, 16 September 2024
  • Thumbnail for Exostosis
    Acrocanthosaurus atokensis, Albertosaurus sarcophagus, Allosaurus fragilis, Gorgosaurus libratus, and Poekilopleuron bucklandii. Hereditary multiple exostoses (HME)...
    6 KB (550 words) - 21:20, 26 August 2023
  • Thumbnail for Deinodon
    identified as Gorgosaurus libratus. In a 1922 study, William Diller Matthew & Barnum Brown found that the teeth of D. horridus and G. libratus were indistinguishable...
    9 KB (537 words) - 02:21, 3 September 2024
  • Thumbnail for Tyrannosauroidea
    tyrannosaurids ranged from the 9 meters (30 feet) Albertosaurus and Gorgosaurus to Tyrannosaurus, which exceeded 12 meters (39 feet) in length and may...
    71 KB (6,152 words) - 11:22, 22 August 2024
  • Thumbnail for Thanatotheristes
    Lawrence M. (2021). "Two exceptionally preserved juvenile specimens of Gorgosaurus libratus (Tyrannosauridae, Albertosaurinae) provide new insight into the timing...
    10 KB (781 words) - 17:43, 17 June 2024
  • Thumbnail for Dinosaur classification
    Tarbosaurus bataar + Daspletosaurus torosus + Albertosaurus sarcophagus + Gorgosaurus libratus) Tyrannosaurinae (T. rex > A. sarcophagus) Albertosaurinae (A. sarcophagus...
    22 KB (1,568 words) - 13:57, 9 May 2024
  • Thumbnail for Dinosaur
    Paleontologist Robert T. Bakker with a mounted skeleton of a tyrannosaurid (Gorgosaurus libratus)...
    284 KB (28,299 words) - 14:07, 30 August 2024
  • Thumbnail for Timeline of tyrannosaur research
    imperiosus. 1914 Lawrence Lambe described the new genus and species Gorgosaurus libratus. Barnum Brown emended Cope's "Dinodontidae" to "Deinodontidae". 1917...
    74 KB (6,566 words) - 05:52, 1 April 2024
  • Thumbnail for Tyrannosaurinae
    Alberta, by Charles Mortram Sternberg, who thought it was a new species of Gorgosaurus, but was found to be a new genus by Dale Russell using the aforementioned...
    30 KB (2,855 words) - 02:24, 3 September 2024
  • Thumbnail for Daspletosaurus
    differentiation in Daspletosaurus and Gorgosaurus. Dale Russell hypothesized that the more lightly built and more common Gorgosaurus may have preyed on the abundant...
    62 KB (6,447 words) - 02:37, 3 September 2024
  • Thumbnail for Dynamoterror
    tyrannosaurines differs from that of albertosaurines, such as Albertosaurus and Gorgosaurus, as both have much lower sagittal crests on the frontals. The large supratemporal...
    24 KB (2,570 words) - 02:27, 3 September 2024
  • Thumbnail for Teratophoneus
    Gorgosaurus libratus Albertosaurus sarcophagus...
    18 KB (1,595 words) - 02:24, 3 September 2024
  • Thumbnail for Nanuqsaurus
    Tongue of the Prince Creek Formation and were first referred to the genus Gorgosaurus. Later, after the locale was understood to be younger than previously...
    20 KB (1,841 words) - 07:48, 3 September 2024
  • Thumbnail for Dinosaur Provincial Park
    Pachycephalosauria Stegoceras Tyrannosauridae Daspletosaurus torosus Gorgosaurus libratus Ornithomimidae Ornithomimus Struthiomimus Rativates new ornithomimid...
    13 KB (1,181 words) - 15:17, 31 July 2024
  • Thumbnail for Lythronax
    dissimilar to the less expanded pubic boots of Teratophoneus, Albertosaurus, Gorgosaurus, and Daspletosaurus. The fibula, a bone of the lower leg, had a deep...
    51 KB (5,121 words) - 02:35, 3 September 2024
  • Thumbnail for Edmontonia
    same levels of the formation as Edmontonia are the tyrannosaurids Gorgosaurus libratus and an unnamed species of Daspletosaurus. Edmontonia longiceps is...
    29 KB (3,527 words) - 13:35, 17 September 2024
  • early Late Cretaceous of Laramidia. Evidence from the skeleton of Gorgosaurus libratus, interpreted as indicating that the specialized arctometatarsus of...
    274 KB (30,030 words) - 20:32, 27 August 2024
  • Thumbnail for Zhuchengtyrannus
    Gorgosaurus libratus Albertosaurus sarcophagus...
    12 KB (979 words) - 06:23, 28 August 2024
  • Least inclusive clade containing Tyrannosaurus rex Osborn 1905, Gorgosaurus libratus Lambe 1914, and Albertosaurus sarcophagus Osborn 1905 Mammalia Class...
    27 KB (2,889 words) - 10:28, 5 April 2024
  • Thumbnail for Corythosaurus
    levels of the formation as Corythosaurus are the tyrannosaurids Gorgosaurus libratus and an unnamed species of Daspletosaurus. Thomas M. Lehman has observed...
    47 KB (5,166 words) - 23:22, 5 September 2024
  • Thumbnail for Bistahieversor
    Gorgosaurus libratus Albertosaurus sarcophagus...
    15 KB (1,102 words) - 17:22, 13 August 2024
  • determine the survivorship curves of Albertosaurus sarcophagus, Gorgosaurus libratus, Daspletosaurus torosus, Tyrannosaurus rex, Maiasaura peeblesorum...
    284 KB (30,300 words) - 17:54, 15 September 2024
  • Thumbnail for Gastralia
    gastralium. In the Gorgosaurus libratus holotype (NMC 2120) the 13th and 14th gastralia have healed fractures. Another G. libratus specimen catalogued...
    7 KB (715 words) - 21:46, 9 August 2024
  • Connecticut USA Skeleton Gorgosaurus libratus AMNH 5458 American Museum of Natural History New York New York USA Skeleton Gorgosaurus libratus USNM 12814 National...
    40 KB (120 words) - 23:28, 11 December 2023
  • Thumbnail for List of informally named dinosaurs
    Formation, New Mexico in 1924, has been tentatively identified as Gorgosaurus libratus but may instead belong to "Alamotyrannus" as per Dalman & Lucas (2013)...
    171 KB (19,814 words) - 22:07, 29 August 2024
  • Colorado (USA). Therrien et al. (2023) describe a juvenile specimen of Gorgosaurus libratus from the Dinosaur Park Formation (Alberta, Canada), preserved with...
    285 KB (29,847 words) - 20:04, 15 September 2024