page_title: List of the Mesozoic life of Wyoming
section_title: K
hierarchical_section_title: List of the Mesozoic life of Wyoming / K
caption_attribution_description: English: Size comparison of Kaatedocus siberi and a human.
context_page_description: This list of the Mesozoic life of Wyoming contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Wyoming and are between 252.17 and 66 million years of age.
context_section_description: †Kaatedocus – type locality for genus
  †Kaatedocus siberi – type locality for species
  †Koskinonodon – type locality for genus
  †Koskinonodon perfectus – type locality for species
caption: Diagram illustrating the size of the Late Jurassic long-necked dinosaur Kaatedocus with an anachronistic human to scale
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