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Potamididae gen. et sp. indet., Potamidid(s)

family Potamididae H. Adams and A. Adams, 1854

• Modern species: middle Permian - Present (265.0 - 0.0 Ma)
• Habitat: Marine, Brackish

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

• Distribution
• Neogene: Ibaraki
• Miocene: Hokkaido, Akita, Yamagata, Niigata, Nagano, Toyama, Ishikawa, Fukui, Ibaraki, Saitama, Aichi, Gifu, Mie, Shiga, Kyoto, Okayama, Hiroshima, Tottori, Yamaguchi, Kagawa, Saga
• Quaternary: Hiroshima
• Pleistocene: Ishikawa, Kanagawa, Shizuoka, Aichi, Mie
• Holocene: Saitama, Aichi
• Investigation in progress: Ishikawa

• Subtaxa
• Cerithidea, genus
• Pirenella, genus
• Telescopium, genus
• Vicarya, subgenus
• Vicaryella, subgenus