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Trilobita, Trilobite(s)

class Trilobita Walch, 1771

• Extinct species: early Cambrian - Permian (521 - 252 Ma)

• Classification
• kingdom Animalia, phylum Arthropoda

• Distribution
• Silurian: Iwate, Fukui, Gifu, Tokushima, Ehime, Kochi
• Devonian: Fukui, Gifu
• Carboniferous: Iwate, Okayama, Yamaguchi
• Carboniferous-Permian: Niigata, Yamaguchi
• Permian: Miyagi, Fukushima, Gunma, Tochigi, Gifu, Shiga, Hiroshima
• Triassic: Kyoto

• Subtaxa
• Coronocephalus, genus
• Crotalocephalina secta
• Crotalocephalus japonicus
• Cummingella, genus
• Encrinurus, genus
• Endops yanagisawai
• Gravicalymene yamakoshii
• Latiproetus biloba
• Linguaphillipsia subconica.htm
• Phillipsia ohmoriensis
• Pseudophillipsia, genus
• Reedops nonakai