Biology:Aulacostephanidae

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Short description: Extinct family of molluscs

Aulacostephanidae
Temporal range: Jurassic (Oxfordian-Tithonian), 160–150.8 Ma
Perisphinctoidea - Rasenia cymodoce.JPG
Fossil shell of Rasenia cymodoce from Calvados (France), on display at Galerie de paléontologie et d'anatomie comparée in Paris
Scientific classification e
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Cephalopoda
Subclass: Ammonoidea
Order: Ammonitida
Superfamily: Perisphinctoidea
Family: Aulacostephanidae
Spath, 1924

Aulacostephanidae is an extinct ammonoid cephalopod family belonging to the superfamily Perisphinctoidea. These fast-moving nektonic carnivores lived during the Upper Jurassic period, from the Oxfordian to Tithonian ages.

Genera

Genera within this family include:[1][2]

References

Wikidata ☰ Q18355394 entry