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Theora sp.

genus Theora H. Adams and A. Adams, 1856

• Modern species: Pleistocene - Present (2.6 - 0.0 Ma)
• Habitat: Marine

• Classification
• kingdom Animalia, phylum Mollusca, class Bivalvia, order Cardiida, family Semelidae

• Distribution
• Quaternary: Hiroshima
• Pleistocene: Ishikawa, Tokyo, Kanagawa, Shizuoka, Aichi
• Holocene: Hiroshima

• Subtaxa
• T. lubrica