Taxonomy clear
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Ravdotodiskolithos parvusThanetian - Ypresian
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Micrantholithus bassiensisSelandian - Serravalian
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Micrantholithus pinguisThanetian - Serravalian
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Micrantholithus fornicatusDanian - Serravalian
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Isthmolithus recurvusPriabonian - Rupelian
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Discoaster signusLanghian - Serravalian
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Discoaster petaliformisLanghian
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Discoaster martiniiLutetian
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Hughesius tasmaniaeChattian - Tortonian
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Hughesius youngiiAquitanian - Langhian
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Hughesius gizoensisLanghian - Tortonian
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Sphenolithus santosensisYpresian
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Sphenolithus blacknosensisThanetian
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Sphenolithus quasididymikoryfiSelandian - Thanetian
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Symmetrikiexafanisi magnificaLutetian
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Chiasmolithus sp. AThanetian
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Cruciplacolithus dyoepipedaDanian
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Cruciplacolithus cf.intermediusDanian - Thanetian
