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Cadomites

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Cadomites
Temporal range: from Bajocian to Callovian, [1]171.6–164.7 Ma [2]
Fossil shell of Cadomites species from Calvados (France), on display at Galerie de paléontologie et d'anatomie comparée in Paris
Scientific classification
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Cadomites

Munier-Chalmas 1892

Cadomites is an extinct ammonite genus from the superfamily Stephanocerataceae that lived during the Middle Jurassic (upper Bajocian – lower Callovian).[1]

Description

Cadomites is directly descended from Stephanoceras, with a similar collared and lipped aperture rim, but has denser, finer, sharper ribbing. The shell is discoidal, evolute, with a wide umbilicus. The suture is complex.

Distribution

Fossils of species within this genus have been found in the Middle Jurassic sediments in Europe, Africa and South Asia.

References

  1. ^ a b Sepkoski, Jack (2002). "Sepkoski's Online Genus Database". Retrieved 2014-05-28. {{cite journal}}: Cite has empty unknown parameter: |coauthors= (help); Cite journal requires |journal= (help)
  2. ^ The Paleobiology Database