• Thumbnail for Polycotylidae
    Polycotylidae is a family of plesiosaurs from the Cretaceous, a sister group to Leptocleididae. They are known as false pliosaurs. Polycotylids first...
    10 KB (590 words) - 15:34, 21 September 2024
  • Thumbnail for Elasmosauridae
    groups of plesiosaurs present at the end of the Cretaceous alongside Polycotylidae. The earliest elasmosaurids were mid-sized, about 6 m (20 ft). In the...
    36 KB (3,558 words) - 22:31, 29 December 2024
  • Thumbnail for Dolichorhynchops
    bonneri). Unknown to her at the time, Carpenter (1996) had revised the Polycotylidae and separated Dolichorhynchops from Trinacromerum, raising the question...
    19 KB (1,898 words) - 02:47, 7 December 2024
  • Thumbnail for Palmulasaurus
    Cretaceous (Cenomanian-Turonian) Tropic Shale of southern Utah, Part 2: Polycotylidae" (PDF). Journal of Vertebrate Paleontology. 27 (1): 41–58. doi:10...
    2 KB (154 words) - 20:00, 12 April 2023
  • Thumbnail for Polycotylus
    Polycotylus is a genus of plesiosaur within the family Polycotylidae. The type species is P. latippinis and was named by American paleontologist Edward...
    12 KB (1,149 words) - 22:35, 3 August 2024
  • Kimmerosaurus Libonectes Mauisaurus Morturneria Thalassomedon Tuarangisaurus Polycotylidae Dolichorhynchops Edgarosaurus Manemergus Sulcusuchus Thililua Trinacromerum...
    11 KB (812 words) - 05:41, 31 December 2024
  • Thumbnail for Martinectes
    Bonner. Unknown to her at the time, Carpenter (1996) had revised the Polycotylidae and separated Dolichorhynchops from Trinacromerum, raising the question...
    8 KB (556 words) - 23:51, 5 November 2024
  • Thumbnail for Cretaceous–Paleogene extinction event
    mosasaurs, plesiosaurs, represented by the families Elasmosauridae and Polycotylidae, became extinct during the event. The ichthyosaurs had disappeared from...
    196 KB (21,601 words) - 09:35, 16 January 2025
  • Thumbnail for Serpentisuchops
    recovered Serpentisuchops as a member of the Polycotylinae clade within Polycotylidae, as the sister taxon to Trinacromerum, Georgiasaurus, and Dolichorhynchops...
    5 KB (389 words) - 02:43, 2 January 2025
  • indet. Enchodontidae indet. Mosasauridae indet. Plesiosauria indet. Polycotylidae indet. Testudinata indet. ?Thoracosaurinae indet. List of pterosaur-bearing...
    5 KB (312 words) - 12:21, 14 July 2024
  • Thumbnail for Scalamagnus
    Cretaceous (Cenomanian-Turonian) Tropic Shale of southern Utah, part 2: polycotylidae" (PDF). Journal of Vertebrate Paleontology. 27 (1): 41–58. doi:10...
    8 KB (622 words) - 21:10, 31 December 2024
  • Thumbnail for Koleken
    Gasparini, Z. (2013). "Revision of Sulcusuchus erraini (Sauropterygia, Polycotylidae) from the Upper Cretaceous of Patagonia, Argentina". Alcheringa: An...
    9 KB (825 words) - 05:31, 12 January 2025
  • Thumbnail for Plesiosaur
    extinct; perhaps a plesiosaur group evolved to fill their niches: the Polycotylidae, which had short necks and peculiarly elongated heads with narrow snouts...
    137 KB (13,405 words) - 20:57, 12 January 2025
  • Thumbnail for Sulcusuchus
    Gasparini, Z., 2013, "Revision of Sulcusuchus erraini (Sauropterygia, Polycotylidae) from the Upper Cretaceous of Patagonia, Argentina", Alcheringa 37:...
    2 KB (198 words) - 16:58, 8 July 2024
  • Thumbnail for Pliosauroidea
    Hastanectes? Nichollssaura? Leptocleididae Brancasaurus Hastanectes? Leptocleidus Nichollssaura? Umoonasaurus? Vectocleidus Polycotylidae...
    15 KB (1,325 words) - 20:34, 31 December 2024
  • Thumbnail for Elasmosaurus
    Leptocleididae Polycotylidae...
    113 KB (12,424 words) - 16:34, 17 July 2024
  • Thumbnail for Carnotaurus
    Gasparini, Z. (2013). "Revision of Sulcusuchus erraini (Sauropterygia, Polycotylidae) from the Upper Cretaceous of Patagonia, Argentina". Alcheringa: An...
    69 KB (7,436 words) - 08:35, 10 January 2025
  • Sauropterygia) from Harrana with a description of a new genus and species of Polycotylidae". Fossils of the Harrana Fauna and the Adjacent Areas. Eternal River...
    4 KB (424 words) - 15:35, 11 December 2024
  • Thumbnail for Plesiosauroidea
    classifications, one short-necked and large-headed Cretaceous group, the Polycotylidae, are included under the Plesiosauroidea, rather than under the traditional...
    21 KB (2,136 words) - 08:25, 23 December 2024
  • Thumbnail for Plesiosaurus
    Hastanectes? Nichollssaura? Leptocleididae Brancasaurus Hastanectes? Leptocleidus Nichollssaura? Umoonasaurus? Vectocleidus Polycotylidae...
    22 KB (2,194 words) - 13:22, 17 January 2025
  • Thumbnail for Pliosaurus
    Hastanectes? Nichollssaura? Leptocleididae Brancasaurus Hastanectes? Leptocleidus Nichollssaura? Umoonasaurus? Vectocleidus Polycotylidae...
    61 KB (7,019 words) - 09:57, 13 January 2025
  • Thumbnail for Eopolycotylus
    the Upper Cretaceous (Cenomanian-Turonian) Tropic Shale of southern Utah, part 2: Polycotylidae. Journal of Vertebrate Paleontology 27(1):41-58 v t e...
    1 KB (60 words) - 20:11, 9 December 2024
  • Hastanectes? Nichollssaura? Leptocleididae Brancasaurus Hastanectes? Leptocleidus Nichollssaura? Umoonasaurus? Vectocleidus Polycotylidae...
    36 KB (3,846 words) - 07:45, 16 October 2024
  • Gasparini, Z. (2013). "Revision of Sulcusuchus erraini (Sauropterygia, Polycotylidae) from the Upper Cretaceous of Patagonia, Argentina". Alcheringa: An...
    11 KB (680 words) - 00:36, 27 June 2024
  • Thumbnail for Pliosauridae
    Hastanectes? Nichollssaura? Leptocleididae Brancasaurus Hastanectes? Leptocleidus Nichollssaura? Umoonasaurus? Vectocleidus Polycotylidae...
    9 KB (540 words) - 07:29, 5 December 2024
  • Thumbnail for Leptocleidus
    Early Jurassic Rhomaleosaurus and members of the Cretaceous family, Polycotylidae. The animal had 21 teeth on either side of its maxilla and approximately...
    7 KB (493 words) - 15:01, 29 April 2024
  • Thumbnail for Titanomachya
    Gasparini, Z. (2013). "Revision of Sulcusuchus erraini (Sauropterygia, Polycotylidae) from the Upper Cretaceous of Patagonia, Argentina". Alcheringa: An...
    11 KB (1,074 words) - 06:04, 12 January 2025
  • Thumbnail for Plesiopleurodon
    plesiosauroids have long necks. Later research indicates it is a member of the Polycotylidae, within the clade Occultonectia. It is distinguishable by its short...
    12 KB (1,217 words) - 07:07, 13 November 2024
  • Thumbnail for Kronosaurus
    representatives of the Leptocleidia clade, which includes Leptocleididae and Polycotylidae, are known. Leptocleids include Leptocleidus, Umoonasaurus, and a few...
    84 KB (9,379 words) - 23:34, 9 January 2025
  • Thumbnail for Nothosaurus
    Hastanectes? Nichollssaura? Leptocleididae Brancasaurus Hastanectes? Leptocleidus Nichollssaura? Umoonasaurus? Vectocleidus Polycotylidae...
    18 KB (1,412 words) - 14:16, 14 November 2024