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Nucula sp.

genus Nucula Lamarck, 1799

• Modern species: Early Ordovician - Present (478.6 - 0.0 Ma)
• Habitat: Marine

• Classification
• kingdom Animalia, phylum Mollusca, class Bivalvia, order Nuculida, family Nuculidae

• Distribution
• Jurassic: Nagano
• Cretaceous: Osaka
• Paleogene-Neogene: Nagano
• Miocene: Hiroshima