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Umbonium mysticum

Umbonium mysticum Yokoyama, 1926

Invalid synonym: Umbonium (Suchium) mysticum, Suchium mysticum

• Extinct species
• Habitat: Marine

• Classification
• kingdom Animalia, phylum Mollusca, class Gastropoda, family Trochidae, genus Umbonium

• Distribution
• Pliocene: Shizuoka