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Clinocardium sp.
genus Clinocardium Keen, 1936
- Modern species: early Eocene - Present (55.8 - 0.0 Ma)
- Habitat: Marine
- Classification
- kingdom Animalia, phylum Mollusca, class Bivalvia, order Cardiida, family Cardiidae
- Distribution
- Oligocene: Iwate, Fukushima
- Miocene: Hokkaido, Akita, Iwate, Miyagi, Gunma, Tochigi, Gifu, Shiga, Okayama, Shimane
- Miocene-Pliocene: Nagano
- Pliocene: Hokkaido, Aomori, Miyagi, Niigata
- Pleistocene: Hokkaido, Aomori, Ishikawa, Ibaraki, Tokyo, Chiba, Kanagawa, Aichi, Mie
- Investigation in progress: Nagano, Saitama (Miocene?)