Cephalopoda - Nautilida - Nautilidae
Full reference: T. Matsumoto and T. Takahashi. 1982. A new nautiloid species from the Cretaceous of Hokkaido. Proceedings of the Japan Academy, Series B 58:295-298
Belongs to Anglonautilus according to J. Lehmann et al. 2017
See also Matsumoto and Takahashi 1982 and Matsumoto et al. 1984
Sister taxa: Anglonautilus begudensis, Anglonautilus catarinae, Anglonautilus dorsoplicatus, Anglonautilus farringdonensis, Anglonautilus hewaidyi, Anglonautilus mamiyai, Anglonautilus praeundulatus, Anglonautilus subalbensis, Anglonautilus undulatus
Type specimen: TTC.390715, a shell. Its type locality is Ik1100, Katsurazawa pit, Ikushumbets river, which is in a Cenomanian marine sandstone in the Mikasa Formation of Japan.
Ecology: nektonic carnivore
Average measurements (in mm): shell diameter 83.1
Distribution:
• Cretaceous of Japan (3 collections)
Total: 3 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.