Kosmoceras spinosum

Kosmoceras spinosum
Temporal range: Callovian[1]
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Fossil shell of Kosmoceras spinosum from Calvados (France), on display at Galerie de paléontologie et d'anatomie comparée in Paris
Scientific classification
Kingdom: Animalia
Class: Cephalopoda
Subclass: Ammonoidea
Order: Ammonitida
Superfamily: Stephanocerataceae
Family: Kosmoceratidae
Genus: Kosmoceras
Binomial name
K. spinosum
(Sowerby 1826)

Kosmoceras spinosum is a moderately evolute ammonite species from the Callovian (Middle Jurassic), lasting between 163.5 and 166.1 Ma. [2]

Shells of Kosmoceras spinosum can reach a diameter of about 22 millimetres (0.87 in).[3]

References

  1. ↑ Sepkoski, Jack (2002). "Sepkoski's Online Genus Database". Retrieved 2014-05-28.
  2. ↑ The Paleobiology Database
  3. ↑ Ammonites
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