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Spondylus sp., Spiny oyster(s)

genus Spondylus Linnaeus, 1758

• Modern species: Late Triassic - Present (235.0 - 0.0 Ma)
• Habitat: Marine

• Classification
• kingdom Animalia, phylum Mollusca, class Bivalvia, order Pectinida, family Spondylidae

• Distribution
• Cretaceous: Iwate
• Eocene: Ehime
• Pliocene: Chiba, Kanagawa
• Holocene: Ishikawa

• Subtaxa
• S. anacanthus, Nude thorny oyster
• S. decoratus