which_fossils
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| * may become locally extinct due to local environmental factors whilst persisting elsewhere | * may become locally extinct due to local environmental factors whilst persisting elsewhere | ||
| - | However, even zonation based on planktonic organisms can be subject to spatial and temporal variations due (mainly) to environmental effects. | + | However, even zonation based on planktonic organisms can be subject to spatial and temporal variations due (mainly) to environmental effects: |
| + | {{: | ||
| + | //Standard Neogene planktonic foram zonation showing latitudinal variations (from McGowran, 2005).// | ||
which_fossils.1679301700.txt.gz · Last modified: 20/03/2023 08:41 by mike_gss