Morphology: The vast majority of dinoflagellates do not biomineralise and are not seen in nannofossil preparations. They are, however, commonly seen in plankton preparations, especially in neritic environments, and these images illustrate some typical forms
Geological Range: Last occurrence (top): Extant. Data source: Total of range of species in this database First occurrence (base): within No known fossil record modern (0.00-0.00Ma, base in "Holocene" stage). Data source: Total of range of species in this database
References:
Organic-walled dinoflagellates compiled by Jeremy R. Young viewed: 29-3-2023
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