Taxonomy clear
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Hattneria cryptochondrusEarly Turonian - Late Campanian
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Amphizygus minimusMiddle Santonian - Early Maastrichtian
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Amphizygus nanusEarly Coniacian - Late Campanian
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Amphizygus brooksiiEarly Coniacian - Early Maastrichtian
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Amphizygus megalopsAlbian - Santonian
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Lapideacassis tricornusMiddle Albian - Early Maastrichtian
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Lapideacassis variusAptian - Priabonian
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Lapideacassis mariaeEarly Aptian - Early Maastrichtian
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Scampanella asymmetricaLate Albian - Danian
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Scampanella bispinosaLate Albian - Lutetian
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Scampanella magnificaLate Aptian - Danian
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Scampanella cornutaLate Hauterivian - Late Campanian
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Karoulimorfi asynithisDanian - Selandian
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Asinithistimorfi aubryaeSelandian - Thanetian
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Braarudosphaera quinquecostataMiddle Albian - Late Albian
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Tortolithus carteriEarly Turonian - Early Santonian
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Ceratolithina bicornutaMiddle Albian
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Lapideacassis glansEarly Aptian - Late Campanian
