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Seirocrinus sp.

genus Seirocrinus Gislen, 1924

• Extinct species: Middle Jurassic (201.6 - 183.0 Ma)
• Habitat: Marine

• Classification
• kingdom Animalia, phylum Echinodermata, class Crinoidea, order Isocrinida, family Pentacrinitidae

• Distribution
• Jurassic: Toyama