Taxonomy clear
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Calolithus martelaeEarly Oxfordian - Late Maastrichtian
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Watznaueria stenaspisMiddle Albian - Early Cenomanian
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Coptolithus baticlypeatusMiddle Albian - Early Campanian
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Watznaueria eurycyclaLate Santonian - Early Campanian
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Coptolithus diplaxLate Aptian
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Watznaueria cynthaeLate Tithonian - Early Turonian
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Watznaueria biportaEarly Berriasian - Late Maastrichtian
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Watznaueria vagaEarly Aptian - Early Turonian
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Watznaueria diaphanaeEarly Berriasian - Early Turonian
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Watznaueria bayackiiEarly Berriasian - Late Maastrichtian
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Watznaueria arataEarly Berriasian - Early Turonian
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Cribrosphaerella ehrenbergiiEarly Albian - Late Maastrichtian
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Cribrosphaerella lineaEarly Turonian - Late Maastrichtian
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Cribrosphaerella numerosaLate Maastrichtian
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Cribrosphaerella dysmorphiaLate Campanian - Late Maastrichtian
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Cribrosphaerella circulaEarly Turonian - Late Maastrichtian
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Palaeopontosphaera constansEarly Bathonian - Late Maastrichtian
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Rotelapillus crenulatusLate Tithonian - Late Maastrichtian
