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Temporal range: Sinemurian[1]
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Cephalopoda
Subclass: Ammonoidea
Genus: Oxynoticeras
Oxynoticeras oxynotum from Lower Lias rocks at Bishops Cleeve in Gloucestershire, England, UK.

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]


Canada, Hungary and the United Kingdom [4]


  1. ^ a b Sepkoski, Jack (2002). "Sepkoski's Online Genus Database". Retrieved 2014-05-28. 
  2. ^ * 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. ^ "Paleobiology Database - Oxynoticeras". Retrieved 2014-05-28.