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Atlas
All Species
Geology
Mollusca
Cephalopoda
Nautilida
Liroceratidae
Liroceratidae
Phylum:
Mollusca
Class:
Cephalopoda
Order:
Nautilida
Family:
Liroceratidae
Genera of Liroceratidae present in the Pennsylvanian of the American Midcontinent
Liroceras
Peripetoceras
