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Douvilleiceras mammillatum Schlotheim 1813 (ammonite)

Cephalopoda - Ammonitida - Douvilleiceratidae

PaleoDB taxon number: 314519

Alternative combinations: Acanthoceras mamillare, Ammonites mammillatus, Douvilleiceras mamillatum, Douvilliceras mamillare

Synonyms: Douvilleiceras cheloniceratiforme Tavani 1949 (no. 422180), Douvilleiceras perchoisense Destombes 1979 (no. 344288)

Belongs to Douvilleiceras according to M. Futakami and J. W. Haggart 2016

Sister taxa: Douvilleiceras inaequinodum, Douvilleiceras mamillare, Douvilleiceras meyendorffi, Douvilleiceras monile, Douvilleiceras muralense, Douvilleiceras offarcinatum, Douvilleiceras scabrosum, Douvilleiceras spiniferum, Douvilleiceras variabile

Subtaxa: Douvilleiceras mamillatum aequinodum

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Ecology: fast-moving nektonic carnivore

Average measurements (in mm): shell width 30.8, shell diameter 62.2