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Scaphechinus tenuis

Scaphechinus tenuis (Yoshiwara, 1898)

Invalid synonym: Echinarachnius (Scaphechinus) brevis, Echinarachnius brevis, Scaphechinus brevis

• Modern species
• Habitat: Marine

• Classification
• kingdom Animalia, phylum Echinodermata, class Echinoidea, order Clypeasteroida, family Echinarachniidae, genus Scaphechinus

• Distribution
• Quaternary: Hiroshima
• Pleistocene: Chiba