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Pleurotomariidae gen. et sp. indet., Slit snail(s)

family Pleurotomariidae Swainson, 1840

• Modern species: Middle Ordovician - Present (468.1 - 0.0 Ma)
• Habitat: Marine

• Classification
• kingdom Animalia, phylum Mollusca, class Gastropoda, order Pleurotomariida

• Distribution
• Permian: Gifu, Hiroshima, Ehime
• Eocene-Oligocene: Fukuoka
• Miocene: Tochigi, Kanagawa
• Pliocene: Chiba

• Subtaxa
• Bathrotomaria, genus
• Entemnotrohus shikamai
• Mikadotrochus, genus
• Perotrochus otoensis
• Pleurotomaria, genus