page_title: List of ammonite genera
section_title: Dz
hierarchical_section_title: List of ammonite genera / D / Dz
caption_attribution_description: English: Discoscaphites iris ammonite from the Owl Creek Formation (Upper Cretaceous), Owl Creek, Ripley, Mississippi.
context_page_description: This list of ammonites is a comprehensive listing of genera that are included in the subclass †Ammonoidea, excluding purely vernacular terms. The list includes genera that are commonly accepted as valid, as well those that may be invalid or doubtful, or were not formally published, as well as junior synonyms of more established names, and genera that are no longer considered ammonites.
context_section_description: Dzhaprakoceras
  Dzhulfoceras
caption: Discoscaphites iris
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