• Thumbnail for Akainacephalus
    Quarry of the Kaiparowits Formation. The type and only species, Akainacephalus johnsoni, is known from the most complete ankylosaur specimen ever discovered...
    37 KB (4,076 words) - 01:51, 29 April 2024
  • Thumbnail for Andrey Atuchin
    itilensis, described in 2017, and the 2018 ankylosaur dinosaur Akainacephalus johnsoni. Andrey won the Society of Vertebrate Paleontology's John J. Lanzendorf...
    3 KB (257 words) - 16:36, 27 September 2023
  • Thumbnail for Teratophoneus
    Hagryphus giganteus. Non-theropod dinosaurs included the ankylosaur Akainacephalus johnsoni, the hadrosaurs Parasaurolophus cyrtocristatus and Gryposaurus...
    19 KB (1,636 words) - 07:16, 27 September 2024
  • Thumbnail for Nasutoceratops
    Irmis, Randall B. (2018). "A new southern Laramidian ankylosaurid, Akainacephalus johnsoni gen. et sp. nov., from the upper Campanian Kaiparowits Formation...
    69 KB (7,938 words) - 07:24, 10 September 2024
  • ; Irmis, R.B. (2018). "A new southern Laramidian ankylosaurid, Akainacephalus johnsoni gen. et sp. nov., from the upper Campanian Kaiparowits Formation...
    140 KB (5,026 words) - 17:08, 22 October 2024
  • Randall B. Irmis (2018). "A new southern Laramidian ankylosaurid, Akainacephalus johnsoni gen. et sp. nov., from the upper Campanian Kaiparowits Formation...
    45 KB (2,286 words) - 14:46, 23 September 2024
  • Thumbnail for Kosmoceratops
    Irmis, R. B. (2018). "A new southern Laramidian ankylosaurid, Akainacephalus johnsoni gen. et sp. nov., from the upper Campanian Kaiparowits Formation...
    73 KB (8,462 words) - 17:48, 30 June 2024
  • Thumbnail for Timeline of ankylosaur research
    gonzalezi. Wiersma and Irmis described the new genus and species Akainacephalus johnsoni. McDonald and Wolfe described the new genus and species Invictarx...
    95 KB (7,065 words) - 12:44, 14 October 2024
  • Thumbnail for Minotaurasaurus
    Randall B. Irmis (2018). "A new southern Laramidian ankylosaurid, Akainacephalus johnsoni gen. et sp. nov., from the upper Campanian Kaiparowits Formation...
    32 KB (3,378 words) - 23:24, 22 August 2024
  • Thumbnail for Kirtland Formation
    Randall B. Irmis (2018). "A new southern Laramidian ankylosaurid, Akainacephalus johnsoni gen. et sp. nov., from the upper Campanian Kaiparowits Formation...
    30 KB (1,428 words) - 22:30, 16 July 2024