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Aristoceratoides varicosum Gemmellaro 1887 (ammonite)

Cephalopoda - Ammonoidea - Thalassoceratidae

PaleoDB taxon number: 184140

Alternative combination: Thalassoceras varicosum

Full reference: G. G. Gemmellaro. 1887. La Fauna dei Calcari con Fusulina della Valle del Fiume Sosio nella Provincia di Palermo, Fasc. 1 - Ammonoidea. Giornale di Scienze Naturali e Economiche 19:1-106

Belongs to Aristoceratoides according to T. B. Leonova 2002

Sister taxon: Aristoceratoides microdiscus

Type specimen: Its type locality is Roccapalumba, Torto River, which is in a Wordian carbonate limestone in Italy

Ecology: fast-moving nektonic carnivore

Average measurements (in mm): shell width 7.00, shell diameter 11.8