Mariceras

Mariceras is a Late Carboniferous to Early Permian nautilid found in North America and central Asia.Its shell is like that of Schyphoceras but is less curved and smoother.

Mariceras

Mariceras is a Late Carboniferous to Early Permian nautilid found in North America and central Asia.Its shell is like that of Schyphoceras but is less curved and smoother.