ecofactbook
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species
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Animalia
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Mollusca
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Cephalopoda
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Tarphyceratidae
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Eurystomites
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Eurystomites angularis
Eurystomites avensis
Eurystomites bolarensis
Eurystomites rotundus
Eurystomites virginianum
Lituites undatus
Nautilus ferox
Nautilus kelloggi
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Eurystomites angularis