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Milleporidium sp.

genus Milleporidium Steinmann, 1903

• Extinct species: Middle Jurassic - Paleocene (167.7 - 61.7 Ma)
• Habitat: Marine

• Classification
• kingdom Animalia, phylum Porifera, class Demospongiae, order Axinellida, family Milleporidiidae

• Distribution
• Jurassic: Tokyo