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Orthocerida fam., gen. et sp. indet., Orthoceratoid(s)

order Orthocerida Kuhn, 1940

• Extinct species: Early Ordovician - Late Triassic (490 - 240 Ma)
• Habitat: Marine

• Classification
• kingdom Animalia, phylum Mollusca, class Cephalopoda, subclass Nautiloidea

• Distribution
• Silurian: Fukui
• Devonian: Gifu

• Subtaxa
• Michelinoceras hidense
• Orthoceras, genus