Taxonomy clear
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Eprolithus eptapetalusEarly Turonian - Early Coniacian
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Perchnielsenella stradneriLate Campanian - Early Maastrichtian
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Perchnielsenella oweinaensisLate Campanian - Early Maastrichtian
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Perchnielsenella ismailkoseliiLate Campanian - Early Maastrichtian
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Zygodiscus segmentatusSelandian - Ypresian
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Zygodiscus skoteinigefyraThanetian - Ypresian
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Zygodiscus sheldoniaeThanetian
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Zygodiscus selahattinkanliiLate Paleocene
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Zygodiscus claususLate Paleocene
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Zygodiscus herlyniThanetian
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Zygodiscus cearaeThanetian
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Neochiastozygus junctus_smallSelandian - Ypresian
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Neochiastozygus perfectusDanian - Ypresian
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Neochiastozygus modestusDanian
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Neochiastozygus junctusThanetian
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Neochiastozygus kallanxhiaeThanetian
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Neochiastozygus gammationThanetian
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Neochiastozygus dyomisaThanetian
