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Megayoldia thraciaeformis

Megayoldia thraciaeformis (Storer, 1838)

Invalid synonym: Yoldia thraciaeformis, Portlandia thraciaeformis, Portlandia (Megayoldia) thraciaeformis

• Modern species
• Habitat: Marine

• Classification
• kingdom Animalia, phylum Mollusca, class Bivalvia, order Nuculanoida, family Yoldiidae, genus Megayoldia

• Distribution
• Miocene: Hokkaido, Gifu, Tottori
• Pliocene: Akita
• Pliocene-Pleistocene: Ishikawa
• Investigation in progress: Saitama (Miocene?)