Cibicides felixFrom the Tertiary in California
©
2004 University of California Museum of Paleontology
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Cibicides fortunatusFrom the Tertiary in California
©
2004 Karen Wetmore, University of California Museum of Paleontology
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ReceptaculitesFrom the Ordovician in Nevada
©
2003 P.J. Noble, University of Nevada, Reno
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Emiliania huxleyiFrom the Quaternary in Louisiana
©
2003 Jeremy R. Young, Natural History Museum, London
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Anomalina popenoeiFrom the Cretaceous in California
©
1999 UCMP
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Actinoptychus heliopeltaFrom the Tertiary in Maryland
©
1995 UCMP
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Sceptroneis caduceusFrom the Tertiary in Maryland
©
1995 UCMP
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Unknown diatom (cingulum)From the Tertiary in California
©
1997 UCMP
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