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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Phacopida
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Calymenidae
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Calymene
Calymene clavifrons
kingdom: Animalia
phylum: Arthropoda
class: Trilobita
order: Phacopida
family: Calymenidae
genus: Calymene
species: Calymene clavifrons
Where does Calymene clavifrons live?
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