Taxonomy clear
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Sphenolithus asperThanetian
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Sphenolithus chamilosThanetian
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Sphenolithus orthogonioThanetian
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Sphenolithus emelineaeThanetian
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Sphenolithus didymikoryfiThanetian
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Sphenolithus pseudopuniceusChattian - Langhian
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Sphenolithus arthuriiYpresian
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Homozygosphaera ponticuliferaZanclean - Recent
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Furcatolithus expansusChattian
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Furcatolithus patifunditusChattian
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Sphenolithus preasiiBurdigalian - Langhian
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Triamutilaferrum martiniiAquitanian - Serravalian
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Orthorhabdus serratusAquitanian - Serravalian
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Nicklithus amplificusMessinian
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Minylitha cancellataTortonian
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Minylitha convallisTortonian
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Lithostromation operosumLutetian - Tortonian
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Lithostromation biconvexitasMiddle Miocene
