from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun A very small fossil organism, especially one of the nannoplankton.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun Alternative spelling of
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But a host of first and last appearances of species and faunal turnovers are including the nannofossil “Biantholithus sparsus the calcareous dinoflagellate Thoracosphaera operculata, the sudden change in nannofossil assemblage, the last appearance of Ankhangelskiella cympiformis and Micula decussata and/or the first appearance of Cyclagelosphaera alta.”
The nannofossil association changes through the sequence are not correlating with SST.