- Subfossil
Subfossil refers to remains whose
fossilization process is not complete, either for lack of time or because the condition in which they were buried were not optimal for fossilization.Subfossil remains that date back into the
Mesozoic are exceptionally rare, usually in an advanced state of decay and consequently much disputed . The vast bulk of the material comes fromQuaternary deposits.The main importance of subfossil vs. fossil remains is that the former contain organic material, which can be used for
radiocarbon dating or extraction and sequencing of DNA, protein, or other biomolecules. Additionally,isotope ratios can provide much information about the ecological conditions under which extinct animals lived.
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