• Thumbnail for Megalograptus
    Megalograptus is a genus of eurypterid, an extinct group of aquatic arthropods. Fossils of Megalograptus have been recovered in deposits of Katian (Late...
    43 KB (4,651 words) - 10:02, 29 June 2024
  • Thumbnail for Pentecopterus
    with Megalograptus the rows of enlarged scales running down the center of the opisthosomal tergites, however, these differ from those of Megalograptus because...
    11 KB (1,286 words) - 21:40, 25 July 2024
  • Thumbnail for Eurypterid
    large and possessed enormously elongated spines (as in Mixopterus and Megalograptus). In derived members of the Pterygotioidea, the appendages were completely...
    93 KB (10,210 words) - 11:26, 7 October 2024
  • Thumbnail for Echinognathus
    genus was noted to be similar to Megalograptus, another eurypterid with spiny limbs. In 1955, Echinognathus and Megalograptus were placed into their own taxonomic...
    16 KB (1,579 words) - 23:20, 8 September 2023
  • Thumbnail for Terropterus
    Megalograptus ohioensis Megalograptus welchi...
    14 KB (1,583 words) - 07:28, 27 September 2023
  • Thumbnail for Megalograptidae
    Mixopteridae. Family Megalograptidae Caster & Kjellesvig-Waering, 1955 Megalograptus Miller, 1874 Echinognathus Walcott, 1882 Pentecopterus Lamsdell et al...
    4 KB (349 words) - 08:40, 25 August 2021
  • Thumbnail for Megarachne
    Drepanopterus Eurypterus Hibbertopterus Hughmilleria Jaekelopterus Megalograptus Megarachne Mixopterus Onychopterella Pentecopterus Pterygotus Slimonia...
    22 KB (2,397 words) - 02:22, 15 November 2024
  • Thumbnail for Eurypterus
    Drepanopterus Eurypterus Hibbertopterus Hughmilleria Jaekelopterus Megalograptus Megarachne Mixopterus Onychopterella Pentecopterus Pterygotus Slimonia...
    54 KB (5,349 words) - 23:01, 28 March 2024
  • century. Carcinosomatidae Cincta Chasmataspis Echinognathus Eocarcinosoma Megalograptus Timeline of eurypterid research Caster, Kenneth E. (1938). "A Restudy...
    17 KB (1,624 words) - 06:36, 6 May 2024
  • Thumbnail for Orcanopterus
    Drepanopterus Eurypterus Hibbertopterus Hughmilleria Jaekelopterus Megalograptus Megarachne Mixopterus Onychopterella Pentecopterus Pterygotus Slimonia...
    5 KB (526 words) - 13:08, 4 October 2022