Oxynoticeras

Oxynoticeras is an extinct genus of ammonite from the Early Jurassic[1] of Europe and North America.[2] This genus is characterized by its smooth shell, with almost invisible undulations on the flank, and a sharp keel.[3]

Oxynoticeras
Temporal range: Sinemurian[1]
Oxynoticeras oxynotum from Lower Lias rocks at Bishops Cleeve in Gloucestershire, England, UK
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Cephalopoda
Subclass: †Ammonoidea
Order: †Ammonitida
Family: †Oxynoticeratidae
Genus: †Oxynoticeras
Hyatt, 1875
Type species
Ammonites oxynotus
Quenstedt, 1843
Species
  • O. oxynotum (Quenstedt, 1843)
  • O. subinvolutum Spath, 1925
  • O. soemanni Dumortier, 1867
  • O. lymense Wright, 1881
  • O. choffati Pompeckj, 1906
Synonyms
  • Oxynotoceras Buckman, 1894

Synonym Oxynotoceras was created by Buckman as misspelling.[4]

Distribution

Fossils belonging to this genus were found in Europe, Morocco, Asia, Canada, USA and South America.[4]

Sources
  1. Sepkoski, Jack (2002). "A compendium of fossil marine animal genera (Cephalopoda entry)". Bulletins of American Paleontology. 363: 1–560. Archived from the original on 2008-05-07. Retrieved 2017-10-18.
    • The Elements of Palaeontology by Rhona M. Black
  3. Ludvigsen, Rolf & Beard, Graham. 1997. West Coast Fossils: A Guide to the Ancient Life of Vancouver Island. pg. 83
  4. M. K. Howarth 2013. Treatise on Invertebrate Paleontology, Part L, Revised, Volume 3B, Chapter 4: Psiloceratoidea, Eoderoceratoidea, Hildoceratoidea.


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