Cephalopoda - Ammonitida - Pachydiscidae
Alternative combination: Lewesiceras kawashitai
Full reference: T. Matsumoto. 1979. Notes on Lewesiceras and Nowakites (pachydiscid ammonites) from the Cretaceous of Hokkaido: studies of the Cretaceous ammonites from Hokkaido and Saghalien - XXXVI. Transactions and proceedings of the Paleontological Society of Japan. New series 113:30-44
Belongs to Tongoboryceras according to T. Matsumoto 1990
See also Matsumoto 1979
Sister taxa: Tongoboryceras canali, Tongoboryceras hancocki, Tongoboryceras rhodanicum, Tongoboryceras satoi, Tongoboryceras tongoboryense
Type specimen: Its type locality is 2 km downsteam from the Kami-Ashibetsu dam on the floor of the River Ashibetsu, which is in a Coniacian marine limestone in Japan
Ecology: fast-moving nektonic carnivore
Distribution: found only at 2 km downsteam from the Kami-Ashibetsu dam on the floor of the River Ashibetsu
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.