Taxonomy clear
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Biantholithus astralisDanian - Thanetian
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Biantholithus hughesiiDanian
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Emiliania antiquaZanclean
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Coccolithus formosusDanian - Latdorfian
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Coccolithus sarsiaeDanian - Recent
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Ilselithina fusaChattian - Aquitanian
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Emiliania huxleyiChibanian - Recent
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Cyclicargolithus neogammationLutetian - Serravalian
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Cyclicargolithus abisectusRupelian - Aquitanian
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Cryptococcolithus mediaperforatusBurdigalian - Messinian
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Cruciplacolithus klausiiLutetian - Chattian
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Cruciplacolithus kanungoiSerravalian - Tortonian
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Cruciplacolithus cruciformisLutetian - Bartonian
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Clausicoccus fenestratusYpresian - Burdigalian
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Hughesius singularisYpresian - Aquitanian
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Helicosphaeroides amazonicaAquitanian - Burdigalian
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Girgisia gammationYpresian - Lutetian
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Calcidiscus premacintyreiBurdigalian - Serravalian
