ecofactbook
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species
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Animalia
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Arthropoda
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Trilobita
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Asaphida
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Pterocephaliidae
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Sigmocheilus
Sigmocheilus serratus
kingdom: Animalia
phylum: Arthropoda
class: Trilobita
order: Asaphida
family: Pterocephaliidae
genus: Sigmocheilus
species: Sigmocheilus serratus
Where does Sigmocheilus serratus live?
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