• Thumbnail for Gabreyaspididae
    Gabreyaspididae is a family of extinct amphiaspidid heterostracan agnathans whose fossils are restricted to Lower Devonian marine strata of Siberia near...
    3 KB (307 words) - 09:20, 1 March 2021
  • Thumbnail for Sacabambaspis
    Amphiaspididae Amphiaspis Amphoraspis Edaphaspididae Edaphaspis Gabreyaspididae Gabreyaspis Prosarctaspis Pelaspis Tareyaspis Olbiaspididae Olbiaspis...
    9 KB (918 words) - 11:55, 3 October 2024
  • Thumbnail for Amphiaspidida
    Superfamilies and families Amphiaspidoidei Edaphaspididae Amphiaspididae Gabreyaspididae Olbiaspididae Hibernaspidoidei Hibernaspididae Eglonaspididae Aphataspididae...
    5 KB (460 words) - 01:19, 15 September 2024
  • Thumbnail for Amphiaspidoidei
    Order: Cyathaspidiformes (unranked): Amphiaspidida Superfamily: Amphiaspidoidei Families Amphiaspididae Edaphaspididae Gabreyaspididae Olbiaspididae...
    2 KB (172 words) - 01:12, 23 August 2022
  • Thumbnail for Arandaspis
    Amphiaspididae Amphiaspis Amphoraspis Edaphaspididae Edaphaspis Gabreyaspididae Gabreyaspis Prosarctaspis Pelaspis Tareyaspis Olbiaspididae Olbiaspis...
    3 KB (250 words) - 08:59, 16 May 2024
  • Thumbnail for Astraspis
    Amphiaspididae Amphiaspis Amphoraspis Edaphaspididae Edaphaspis Gabreyaspididae Gabreyaspis Prosarctaspis Pelaspis Tareyaspis Olbiaspididae Olbiaspis...
    3 KB (259 words) - 02:01, 23 July 2024
  • Thumbnail for Cyathaspidiformes
    Cyathaspidae Amphiaspidida Amphiaspidoidei Amphiaspididae Edaphaspididae Gabreyaspididae Olbiaspididae Hibernaspidoidei Aphataspididae Eglonaspididae Hibernaspididae...
    6 KB (579 words) - 01:00, 15 September 2024
  • Thumbnail for Arandaspida
    Amphiaspididae Amphiaspis Amphoraspis Edaphaspididae Edaphaspis Gabreyaspididae Gabreyaspis Prosarctaspis Pelaspis Tareyaspis Olbiaspididae Olbiaspis...
    5 KB (430 words) - 11:33, 16 September 2024
  • Thumbnail for Olbiaspididae
    Amphiaspididae lack, and differ from amphiaspidoid amphiaspids of Gabreyaspididae in that gabreyaspidids' mouths are ventrally positioned, whereas the...
    3 KB (289 words) - 09:20, 1 March 2021
  • Amphiaspididae Amphiaspis Amphoraspis Edaphaspididae Edaphaspis Gabreyaspididae Gabreyaspis Prosarctaspis Pelaspis Tareyaspis Olbiaspididae Olbiaspis...
    1 KB (39 words) - 10:30, 10 March 2023
  • Thumbnail for Pteraspidomorphi
    Amphiaspididae Amphiaspis Amphoraspis Edaphaspididae Edaphaspis Gabreyaspididae Gabreyaspis Prosarctaspis Pelaspis Tareyaspis Olbiaspididae Olbiaspis...
    5 KB (332 words) - 15:33, 22 November 2023
  • Thumbnail for Pteraspidiformes
    Amphiaspididae Amphiaspis Amphoraspis Edaphaspididae Edaphaspis Gabreyaspididae Gabreyaspis Prosarctaspis Pelaspis Tareyaspis Olbiaspididae Olbiaspis...
    6 KB (623 words) - 12:39, 4 July 2023
  • Thumbnail for Doryaspis
    Amphiaspididae Amphiaspis Amphoraspis Edaphaspididae Edaphaspis Gabreyaspididae Gabreyaspis Prosarctaspis Pelaspis Tareyaspis Olbiaspididae Olbiaspis...
    5 KB (455 words) - 06:55, 23 September 2024
  • Amphiaspididae Amphiaspis Amphoraspis Edaphaspididae Edaphaspis Gabreyaspididae Gabreyaspis Prosarctaspis Pelaspis Tareyaspis Olbiaspididae Olbiaspis...
    2 KB (106 words) - 14:52, 11 June 2023
  • Thumbnail for Hibernaspidoidei
    Amphiaspididae Amphiaspis Amphoraspis Edaphaspididae Edaphaspis Gabreyaspididae Gabreyaspis Prosarctaspis Pelaspis Tareyaspis Olbiaspididae Olbiaspis...
    2 KB (175 words) - 18:18, 25 August 2023