ecofactbook
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species
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Animalia
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Arthropoda
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Ostracoda
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Palaeocopida
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Beyrichiidae
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Drepanellina
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Drepanellina clarki
Drepanellina claypolei
Drepanellina confluens
Drepanellina modesta
Drepanellina simplex
Drepanellina ventralis
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Drepanellina clarki