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Tornquistes helvetiae Tornquist 1894 (ammonite)

Cephalopoda - Ammonitida - Macrocephalitidae

PaleoDB taxon number: 357408

Alternative combination: Macrocephalites helvetiae

Synonyms: Aspidoceras nicolisi Parona 1885 (no. 357409), Macrocephalites kobyi de Loriol 1896 (no. 357411), Macrocephalites liesbergensis de Loriol 1896 (no. 357412), Macrocephalites oxfordiense Tornquist 1894 (no. 357410), Macrocephalites tornquisti de Loriol 1896 (no. 357413), Pachyceras lalandei romani Douvillé 1912 (no. 357416), Tornquistes romani Douvillé 1912 (no. 357417)

Belongs to Tornquistes according to D. Bert 2009

Sister taxon: Tornquistes (Pachytornquistes)

Ecology: fast-moving nektonic carnivore