ecofactbook
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species
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Animalia
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Echinodermata
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Echinoidea
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Clypeasteroida
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Echinarachniidae
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Scutellaster
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Scutellaster cretaceus
Scutellaster hertleini
Scutellaster interlineata
Scutellaster oregonensis
Scutellaster quaylei
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