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Kumatostephanus
Taxonomy
Kumatostephanus is a genus. It is not extant.
It was assigned to Stephanoceratidae by Arkell et al. (1957); and to Ammonoidea by Sepkoski (2002).
It was assigned to Stephanoceratidae by Arkell et al. (1957); and to Ammonoidea by Sepkoski (2002).