ammonites
banner
Gateway to the Paleobiology Database
Calycoceras (Newboldiceras) asiaticum Jimbo 1894 (ammonite)

Cephalopoda - Ammonitida - Acanthoceratidae

PaleoDB taxon number: 130534

Alternative combination: Ammonites asiatica

Synonyms: Acanthoceras newboldi Kossmat 1897 (no. 332916), Calycoceras (Newboldiceras) newboldi Kossmat 1897 (no. 338006)

Belongs to Calycoceras (Newboldiceras) according to A. S. Gale et al. 2018

Sister taxa: Calycoceras (Newboldiceras) annulatum, Calycoceras (Newboldiceras) orientale, Calycoceras (Newboldiceras) planecostatum

Ecology: fast-moving nektonic carnivore

Average measurements (in mm): shell width 53.1, shell diameter 140.0