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Hollandites japonicus crassicostatus

Hollandites japonicus var. crassicostatus Shimizu

• Extinct species
• Habitat: Marine

• Classification
• kingdom Animalia, phylum Mollusca, class Cephalopoda, subclass Ammonoidea, order Ammonitida, family Beyrichitidae, genus Hollandites, Hollandites japonicus

• Distribution
• Triassic: Miyagi