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Anagaudryceras matsumotoi Morozumi 1985 (ammonite)

Cephalopoda - Ammonitida - Gaudryceratidae

PaleoDB taxon number: 318625

Full reference: Y. Morozumi. 1985. Late Cretaceous (Campanian and Maastrichtian) ammonites from Awaji Island, southwest Japan. Bulletin of the Osaka Museum of Natural History 39:1-58

Belongs to Anagaudryceras according to Y. Shigeta et al. 2015

Sister taxa: Anagaudryceras aurarium, Anagaudryceras compressum, Anagaudryceras involvulum, Anagaudryceras lueneburgense, Anagaudryceras madraspatanum, Anagaudryceras mikobokense, Anagaudryceras particostatum, Anagaudryceras politissimum, Anagaudryceras pulchrum, Anagaudryceras sacya, Anagaudryceras subsacya, Anagaudryceras subtilineatum, Anagaudryceras tennenti, Anagaudryceras valudavurense

Type specimen: GK.H6882, a shell. Its type locality is Aw15, Haraikawa (loc. 210A), which is in a Maastrichtian marine siltstone in the Shimonada Formation of Japan.

Ecology: fast-moving nektonic carnivore

Average measurements (in mm): shell width 13.5, shell diameter 33.3