Cephalopoda - Orthocerida - Sactorthoceratidae

Alternative combination: Ooceras tokunagai

Belongs to Centroonoceras according to S. Niko 2005

Sister taxa: none

Type specimen: UMUT PM0052, a partial shell. Its type locality is Makkol, which is in a Llanvirn marine shale/limestone in the Jigunsan Formation of South Korea.

Ecology: nektonic carnivore

Distribution: found only at Makkol

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Specimen images are retrieved through the ePANDDA API.