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Homalopoma amussitatum

Homalopoma amussitatum (Gould, 1861)

Invalid synonym: Leptothyra amusitata

• Modern species
• Habitat: Marine

• Classification
• kingdom Animalia, phylum Mollusca, class Gastropoda, family Colloniidae, genus Homalopoma

• Distribution
• Pliocene: Niigata
• Pliocene-Pleistocene: Ishikawa
• Pleistocene: Hokkaido, Niigata, Ishikawa, Ibaraki, Chiba, Kanagawa