• Thumbnail for Protaspididae
    Protaspididae is an extinct family of pteraspidid heterostracan agnathans. Fossils of the various genera are found in early Devonian-aged marine strata...
    8 KB (761 words) - 08:31, 18 June 2024
  • Thumbnail for Pteraspidiformes
    genera of its sister taxon, Protaspididae, i.e., that they had armor shaped like a hot bun or a round loaf of bread. Protaspididae is a family of bun or bread...
    6 KB (623 words) - 12:39, 4 July 2023
  • Thumbnail for Sacabambaspis
    Pteraspis Rhinopteraspis Stegobranchiaspis Gigantaspididae Gigantaspis Protaspididae Protaspis Cosmaspis Lampraspis Europrotaspis Cyrtaspidichthys Oreaspis...
    9 KB (918 words) - 09:03, 25 August 2024
  • Thumbnail for Heterostraci
    four of which, Anchipteraspididae, Gigantaspididae, Pteraspididae, and Protaspididae are monophyletic: Protopteraspididae has recently been determined to...
    6 KB (517 words) - 17:40, 4 February 2024
  • Thumbnail for Arandaspis
    Pteraspis Rhinopteraspis Stegobranchiaspis Gigantaspididae Gigantaspis Protaspididae Protaspis Cosmaspis Lampraspis Europrotaspis Cyrtaspidichthys Oreaspis...
    3 KB (250 words) - 08:59, 16 May 2024
  • Thumbnail for Arandaspida
    Pteraspis Rhinopteraspis Stegobranchiaspis Gigantaspididae Gigantaspis Protaspididae Protaspis Cosmaspis Lampraspis Europrotaspis Cyrtaspidichthys Oreaspis...
    5 KB (430 words) - 10:09, 26 May 2024
  • Thumbnail for Pteraspidoidei
    †Pteraspidoidei sensu Pernègre, 2006 Families †Pteraspididae †Gigantaspididae †Protaspididae incertae sedis - Genus: †Palanasaspis Synonyms †Pteraspidina sensu Janvier...
    1 KB (61 words) - 10:16, 1 March 2021
  • Thumbnail for Pteraspidomorphi
    Pteraspis Rhinopteraspis Stegobranchiaspis Gigantaspididae Gigantaspis Protaspididae Protaspis Cosmaspis Lampraspis Europrotaspis Cyrtaspidichthys Oreaspis...
    5 KB (332 words) - 15:33, 22 November 2023
  • Thumbnail for Doryaspis
    Pteraspis Rhinopteraspis Stegobranchiaspis Gigantaspididae Gigantaspis Protaspididae Protaspis Cosmaspis Lampraspis Europrotaspis Cyrtaspidichthys Oreaspis...
    4 KB (451 words) - 02:23, 3 December 2023
  • Thumbnail for Panamintaspis
    Pteraspidoidei (the super-taxon that contains Pteraspididae together with Protaspididae and Gigantaspis). The generic name refers to the Panamint Range in Death...
    2 KB (178 words) - 09:36, 1 March 2021