• Thumbnail for Varanosaurus
    implies, Varanosaurus may have looked superficially similar to present-day monitor lizards[citation needed], though not related at all. Varanosaurus had a...
    4 KB (212 words) - 09:15, 18 November 2024
  • Thumbnail for Varanops
    named by Samuel Wendell Williston in 1911 as a second species of Varanosaurus, Varanosaurus brevirostris. In 1914, Samuel W. Williston reassigned it to its...
    6 KB (587 words) - 22:54, 4 February 2024
  • Thumbnail for Ophiacodontidae
    weight of the large head. Traditionally, Archaeothyris, Ophiacodon, Varanosaurus and the briefly described Baldwinonus, Clepsydrops, Echinerpeton, Stereophallodon...
    8 KB (550 words) - 09:48, 3 January 2025
  • Thumbnail for Dimetrodon
    Restoration of Dimetrodon limbatus feeding on Varanosaurus acutirostris...
    83 KB (9,257 words) - 10:48, 16 February 2025
  • Thumbnail for Steppesaurus
    †Ophiacodontidae Archaeothyris Baldwinonus Clepsydrops Echinerpeton Ophiacodon Stereophallodon Stereorhachis Varanosaurus...
    2 KB (236 words) - 21:18, 20 September 2021
  • Thumbnail for Therapsida
    †Ophiacodontidae Archaeothyris Baldwinonus Clepsydrops Echinerpeton Ophiacodon Stereophallodon Stereorhachis Varanosaurus...
    30 KB (2,935 words) - 21:49, 22 December 2024
  • Thumbnail for Synapsida
    Varanosaurus acutirostris...
    58 KB (5,892 words) - 01:46, 17 February 2025
  • Meganeuron Eryops Lepidodendron Sigillaria Permian Seymouria Limnoscelis Varanosaurus Ophiacodon Sphenacodon Araeoscelis Dimetrodon Edaphosaurus Cordaites...
    8 KB (788 words) - 10:03, 5 December 2024
  • Thumbnail for Archaeothyris
    Varanosaurus acutirostris...
    6 KB (509 words) - 20:01, 22 July 2024
  • Thumbnail for Eutheriodontia
    †Ophiacodontidae Archaeothyris Baldwinonus Clepsydrops Echinerpeton Ophiacodon Stereophallodon Stereorhachis Varanosaurus...
    4 KB (450 words) - 11:05, 3 February 2025
  • Mycterosaurus longiceps Ophiacodon major Secodontosaurus obtusidens Varanosaurus wichitaensis Dimetrodon sp. Ophiacodon sp. Temnospondyls Broiliellus...
    6 KB (374 words) - 04:56, 19 November 2024
  • Thumbnail for Theriodontia
    †Ophiacodontidae Archaeothyris Baldwinonus Clepsydrops Echinerpeton Ophiacodon Stereophallodon Stereorhachis Varanosaurus...
    7 KB (643 words) - 19:43, 18 February 2025
  • †Ophiacodontidae Archaeothyris Baldwinonus Clepsydrops Echinerpeton Ophiacodon Stereophallodon Stereorhachis Varanosaurus...
    911 bytes (31 words) - 06:48, 18 November 2024
  • Thumbnail for Secodontosaurus
    †Ophiacodontidae Archaeothyris Baldwinonus Clepsydrops Echinerpeton Ophiacodon Stereophallodon Stereorhachis Varanosaurus...
    16 KB (1,706 words) - 08:39, 26 June 2024
  • Thumbnail for Sphenacodontia
    †Ophiacodontidae Archaeothyris Baldwinonus Clepsydrops Echinerpeton Ophiacodon Stereophallodon Stereorhachis Varanosaurus...
    7 KB (455 words) - 21:14, 8 August 2024
  • Thumbnail for Edaphosaurus
    †Ophiacodontidae Archaeothyris Baldwinonus Clepsydrops Echinerpeton Ophiacodon Stereophallodon Stereorhachis Varanosaurus...
    36 KB (4,269 words) - 22:49, 23 February 2025
  • Thumbnail for Alierasaurus
    †Ophiacodontidae Archaeothyris Baldwinonus Clepsydrops Echinerpeton Ophiacodon Stereophallodon Stereorhachis Varanosaurus...
    29 KB (2,508 words) - 21:37, 1 January 2025
  • Thumbnail for Sphenacodontidae
    †Ophiacodontidae Archaeothyris Baldwinonus Clepsydrops Echinerpeton Ophiacodon Stereophallodon Stereorhachis Varanosaurus...
    8 KB (694 words) - 21:49, 4 January 2024
  • Thumbnail for Eunotosaurus
    †Ophiacodontidae Archaeothyris Baldwinonus Clepsydrops Echinerpeton Ophiacodon Stereophallodon Stereorhachis Varanosaurus...
    24 KB (2,429 words) - 23:37, 6 February 2025
  • Thumbnail for Aerosaurus
    Varanosaurus acutirostris...
    18 KB (2,109 words) - 20:42, 4 July 2023
  • †Varanops brevirostris – type locality for species †Varanosaurus – type locality for genus †Varanosaurus acutirostris – type locality for species †Vidria...
    117 KB (4,567 words) - 07:58, 18 November 2024
  • †Ophiacodontidae Archaeothyris Baldwinonus Clepsydrops Echinerpeton Ophiacodon Stereophallodon Stereorhachis Varanosaurus...
    15 KB (1,513 words) - 02:09, 21 September 2024
  • Thumbnail for Mycterosaurus
    Varanosaurus acutirostris...
    21 KB (2,268 words) - 08:13, 18 November 2024
  • Thumbnail for Archaeovenator
    †Ophiacodontidae Archaeothyris Baldwinonus Clepsydrops Echinerpeton Ophiacodon Stereophallodon Stereorhachis Varanosaurus...
    3 KB (282 words) - 04:48, 10 June 2024
  • Thumbnail for Eupelycosauria
    †Ophiacodontidae Archaeothyris Baldwinonus Clepsydrops Echinerpeton Ophiacodon Stereophallodon Stereorhachis Varanosaurus...
    10 KB (775 words) - 08:41, 6 October 2024
  • Thumbnail for Mesenosaurus
    Varanosaurus acutirostris...
    18 KB (1,948 words) - 02:20, 13 January 2025
  • Thumbnail for Shashajaia
    †Ophiacodontidae Archaeothyris Baldwinonus Clepsydrops Echinerpeton Ophiacodon Stereophallodon Stereorhachis Varanosaurus...
    4 KB (326 words) - 20:10, 9 July 2024
  • extinct soon afterwards. Other pelycosaurs, including Secodontosaurus, Varanosaurus, and several species of Dimetrodon, were abundant, though the abundance...
    29 KB (2,209 words) - 04:44, 19 November 2024
  • "Reinterpretation of vertebral structure in the Early Permian pelycosaur Varanosaurus acutirostris (Amniota, Synapsida)". Journal of Vertebrate Paleontology...
    33 KB (1,723 words) - 22:12, 26 September 2023
  • Thumbnail for Cotylorhynchus
    †Ophiacodontidae Archaeothyris Baldwinonus Clepsydrops Echinerpeton Ophiacodon Stereophallodon Stereorhachis Varanosaurus...
    77 KB (8,358 words) - 03:48, 5 December 2024