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Pycnodonte sp.

genus Pycnodonte Fischer von Waldheim, 1835

• Modern species: Early Cretaceous - Present (140.2 - 0.0 Ma)
• Pycnodonte had been considered as an extinct genus but living Pycnodonte taniguchii was discovered in 1992.
• Habitat: Marine

• Classification
• kingdom Animalia, phylum Mollusca, class Bivalvia, order Ostreida, superfamily Ostreoidea, family Gryphaeidae

• Distribution
• Miocene: Tochigi
• Present: Okinawa

• Subtaxa
• P. taniguchii