Cephalopoda - Ammonitida - Perisphinctidae

Full reference: O.F. Geyer. 1961. Monographie der Perisphinctidae des unteren Unterkimeridgium (Weißer. Jura Y, Badenerschichten) im süddeutschen Jura. Palaeontographica Abt. A 117(1-4):1-157

Parent taxon: Rasenia according to O.F. Geyer 1961

Sister taxa: Rasenia (Eurasenia), Rasenia (Rasenia), Rasenia (Rasenioides), Rasenia borealis, Rasenia cymodoce

Subtaxa: Rasenia (Semirasenia) moschi Rasenia (Semirasenia) thermarum

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Ecology: fast-moving nektonic carnivore

Distribution: there are no occurrences of Rasenia (Semirasenia) in the database

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