5 Questions
What are calcareous nannofossils?
Fossil remains of single-celled algae that live in oceans
Why are calcareous nannofossils considered useful age indicators for marine sediments?
Due to their rapid rate of evolution and wide geographic distribution
What is the ecological habitat of coccolithophores?
Upper 200 m of the oceans
What is the role of calcareous nannofossils after their death?
They form high proportion of carbonate in the sediments
Which group do calcareous nannofossils belong to?
Chrysophyte algae
Test your knowledge about calcareous nannofossils, which are fossil remains of single-celled algae living in the oceans for at least 200 million years. Learn about their characteristics and importance in marine ecosystems.
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