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Solitary coral

Heterocyathus japonicus (Verrill)

Semata, Ichihara city, Chiba pref., Japan

Late Pleistocene, Quaternary, Cenozoic (0.3 Ma)

Classification

Phylum Cnidaria, Class Anthozoa, Subclass Hexacorallia, Order Scleractinia, Family Caryophylliidae, Genus Heterocyathus

Solitary coral

Length: 10 mm. Solitary coral fossils covering snails. The right snail was totaly covered with a solitary coral. Two rock barnacles were over the left coral. Recovered from the sand bed of the Late Pleistocene (0.3 Ma) Yabu Formation in the Shimosa Group formed under the marine environment of the Paleo-Tokyo Bay.

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