FIGURE 3 in Cephalopods from the Cretaceous-Paleogene (K-Pg) boundary interval on the Brazos River, Texas, and extinction of the ammonites
FIGURE 3. Litho- and biostratigraphic sections. K-Pg boundary shown as dashed line connecting outcrops. Biostratigraphy is illustrated for each section based on (1) ammonites, (2) calcareous nannofossils, and (3) planktonic foraminifera. Cephalopod-occurrence color code: green = Cretaceous; white =...
Main Authors: | , , , , , , , , |
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Format: | Still Image |
Language: | unknown |
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Zenodo
2021
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Subjects: | |
Online Access: | https://dx.doi.org/10.5281/zenodo.4566596 https://zenodo.org/record/4566596 |