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Macoma calcarea, Chalky macoma

Macoma calcarea (Gmelin, 1892)

Synonym: Macoma (Macoma) calcarea

Invalid synonym: Macoma oinomikadoi, Macoma praetexta oinomikadoi Otuka, 1939

• Modern species: Miocene - Present (23.0 - 0.0 Ma)
• Habitat: Marine

• Classification
• kingdom Animalia, phylum Mollusca, class Bivalvia, family Tellinidae, genus Macoma

• Distribution
• Miocene: Saitama, Kanagawa, Aichi
• Miocene-Pliocene: Fukushima
• Pliocene: Aomori, Niigata
• Pliocene-Pleistocene: Niigata
• Pleistocene: Tokyo
• Investigation in progress: Miyagi