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Atlas
All Species
Geology
Mollusca
Gastropoda
Littorinimorpha
Tylostomatidae
Tylostoma
Tylostoma
Phylum:
Mollusca
Class:
Gastropoda
Order:
Littorinimorpha
Family:
Tylostomatidae
Genus:
Tylostoma
Tylostoma
Species present in the Cretaceous of the Western Interior Seaway
Tylostoma elevata
Tylostoma mutobile
