• Thumbnail for Multiceratoidea
    Multiceratoidea is a major subclass or superorder of Paleozoic nautiloid cephalopods. Members of this group can be characterized by nautilosiphonate connecting...
    6 KB (564 words) - 12:40, 14 October 2024
  • Thumbnail for Nautiloid
    †Yanheceratida Order †Protactinoceratida Subclass †Multiceratia (formerly Multiceratoidea) Order †Ellesmeroceratida Order †Cyrtocerinida Order †Bisonoceratida...
    37 KB (3,465 words) - 12:40, 14 October 2024
  • Thumbnail for Cephalopod
    Nautiloidea sensu lato (paraphyletic) Plectronoceratoidea † (paraphyletic) Multiceratoidea † (paraphyletic?) Nautiloidea sensu stricto Endoceratoidea † Orthoceratoidea †...
    139 KB (15,484 words) - 20:02, 29 October 2024
  • likely gave rise to several new nautiloid superorders: Endoceratoidea, Multiceratoidea, and Orthoceratoidea. The Ordovician-Triassic Orthoceratoids are ancestral...
    5 KB (473 words) - 12:42, 14 October 2024
  • Thumbnail for Endocerida
    similar to living nautilus and their proposed ancestors, the subclass Multiceratoidea. Some studies have re-established Endoceratoidea to clarify that endocerids...
    13 KB (1,355 words) - 12:35, 14 October 2024
  • earliest-branching monophyletic clade within the subclass (or superorder) Multiceratoidea. This is justified by the combination of oncomyarian muscle scars,...
    4 KB (361 words) - 12:34, 14 October 2024
  • Thumbnail for Bisonocerida
    descendant of Ellesmerocerida. It was later allied with the broad subclass Multiceratoidea. However, a 2022 phylogenetic analysis argued that Bisonocerida was...
    5 KB (525 words) - 12:32, 14 October 2024
  • Eothinoceras and the status of the Eothinoceratidae (Cyrtocerinida, Multiceratoidea, Cephalopoda)". Journal of Paleontology. 97 (2): 347–354. doi:10.1017/jpa...
    139 KB (6,950 words) - 12:26, 14 October 2024