Kossmaticeras

Kossmaticeras
Temporal range: Upper Cretaceous, 112.6–66.043 Ma

[1]

Fossil shell of Kossmaticeras species from Madagascar, on display at Galerie de paléontologie et d'anatomie comparée in Paris
Fossil
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Cephalopoda
Subclass: Ammonoidea
Order: Ammonitida
Family: Kossmaticeratidae
Genus: Kossmaticeras
de Grossouvre 1901
Synonyms
  • Kossmaticeras (Madrasites) Kilian and Reboul 1909
  • Madrasites Kilian and Reboul 1909

Kossmaticeras is an extinct ammonoid genus belonging to the desmoceratacean family Kossmaticeratidae. Species in this genus were fast-moving nektonic carnivores. [1] They lived during the Late Cretaceous, from upper Turonian to upper Maastrichtian age. [2] The type species of the genus is Ammonites theobaldianus. [1]

Subgenera and species

[1]

Distribution

Fossils of species within this genus have been found in the Cretaceous sediments of Antarctica, Australia, Canada, Chile, India, Madagascar, New Zealand and South Africa.

References

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