Figure 9.5. Biostratigraphic ranges of four ostracode species, presented as proportions of total ostracode assemblage in each sample. Last appearance datums (LADs): Protocytheretta cf. P. sahnia ~ 500-800 yr BP (cores MD99-2209/RD), PTMC-3, PTXT-2), Eucythere declivis ~800-1200 yr BP (MD99-2209, PTMC-3), Actinocythereis dawsoni ~700 yr BP (MD99-2209/RD), Actinocythereis captionis ~120-180 yr BP (MD99-2209, PTMC-3, PTXT-2).

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U.S. Department of Interior, U.S. Geological Survey
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