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Rasenia (ammonite)

Cephalopoda - Ammonoidea - Perisphinctidae

PaleoDB taxon number: 15567

Parent taxon: Aulacostephaninae according to M. S. Mesezhnikov 1984

Sister taxa: Aulacostephanus, Simocosmoceras, Zonovia

Subtaxa: Rasenia (Eurasenia), Rasenia (Rasenia), Rasenia (Rasenioides), Rasenia borealis

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Ecology: fast-moving nektonic carnivore