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Laganidae gen. et sp. indet.

family Laganidae Desor, 1858

• Modern species: early Eocene - Present (48.6 - 0.0 Ma)
• Habitat: Marine

• Classification
• kingdom Animalia, phylum Echinodermata, class Echinoidea, order Clypeasteroida

• Distribution
• Miocene: Nagano, Okayama
• Pliocene: Niigata
• Pleistocene: Hokkaido, Ibaraki, Aichi
• Holocene: Chiba