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Amaltheus gibbosus Schlotheim 1820 (ammonite)

Cephalopoda - Ammonitida - Amaltheidae

PaleoDB taxon number: 272496

Alternative combination: Ammonites gibbosus

Synonym: Amaltheus turgidus Hyatt 1867 (taxon 272497)

Belongs to Amaltheus according to J. Bardin et al. 2013

Sister taxa: Amaltheus (Amaltheus), Amaltheus (Pseudoamaltheus), Amaltheus bifurcus, Amaltheus bondonniensis, Amaltheus margaritatus, Amaltheus salebrosum, Amaltheus stokesi, Amaltheus subnodosus, Amaltheus viligaensis

Ecology: fast-moving nektonic carnivore

Average measurements (in mm): shell width 8.58, shell diameter 28.9