• Thumbnail for Stethacanthus
    "Fossilworks: Stethacanthus gansuensis". "Fossilworks: Stethacanthus praecursor". "Fossilworks: Stethacanthus productus". "Fossilworks: Stethacanthus altonensis"...
    21 KB (2,343 words) - 15:14, 2 November 2024
  • Thumbnail for Akmonistion
    of unknown function. This is also found in the better known genus Stethacanthus. Remains have only been found near Bearsden in Scotland. The genus name...
    2 KB (164 words) - 13:04, 11 June 2024
  • Thumbnail for Fish fin
    such as in †Hybodontiformes, †Ctenacanthiformes or †Xenacanthida. In †Stethacanthus, the first dorsal fin spine was modified, forming a spine-brush complex...
    89 KB (7,654 words) - 02:27, 14 November 2024
  • Thumbnail for Carboniferous
    bizarre shapes including Stethacanthus which possessed a flat brush-like dorsal fin with a patch of denticles on its top. Stethacanthus's unusual fin may have...
    115 KB (12,084 words) - 18:31, 11 November 2024
  • Thumbnail for Stethacanthidae
    spine, dentition teeth, and dermal denticles of these sharks. The genus Stethacanthus was established by Newberry (1889) for a series of large thin walled...
    15 KB (1,781 words) - 05:03, 10 November 2024
  • Thumbnail for Cladoselache
    a small group of bizarre chondrichthyans such as the bristle-spined Stethacanthus. Cladoselache and symmoriiforms may be more closely related to chimaeras...
    45 KB (4,687 words) - 00:13, 13 November 2024
  • Thumbnail for Acanthodii
    Cosmoselachus Cretacladoides? Damocles Denaea Falcatus Ozarcus? Stethacanthulus Symmoriidae Akmonistion Cobelodus Crioselache? Stethacanthus Symmorium...
    18 KB (1,407 words) - 13:10, 24 August 2024
  • Thumbnail for List of prehistoric cartilaginous fish genera
    1985 †Stethacanthus Newberry, 1889 †Stethacanthus altonensis St. John & Worthen, 1875 †Stethacanthus gansuensis Wang, Jin & Wang, 2004 †Stethacanthus neilsoni...
    263 KB (17,293 words) - 02:21, 17 September 2024
  • Thumbnail for Falcatus
    Two Stethacanthus species, S. altonensis and S. productus, lived alongside Falcatus...
    14 KB (1,375 words) - 17:48, 15 October 2024
  • Thumbnail for Ctenacanthiformes
    Cosmoselachus Cretacladoides? Damocles Denaea Falcatus Ozarcus? Stethacanthulus Symmoriidae Akmonistion Cobelodus Crioselache? Stethacanthus Symmorium...
    8 KB (774 words) - 04:35, 13 November 2024