Animalia > Mollusca > Cephalopoda > Nautilida > Nautilidae > Gorbyoceras > Orthoceras clathroannulatum Orthoceras clathroannulatumSynonyms: Gorbyoceras clathroannulatum
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Animalia > Mollusca > Cephalopoda > Nautilida > Nautilidae > Gorbyoceras > Orthoceras clathroannulatum Orthoceras clathroannulatumSynonyms: Gorbyoceras clathroannulatum
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