Distinguishing features:
Parent taxon (ntax_mesozoic): Mesozoic nannofossils - Cenozoic and extant taxa are in a separate module
This taxon: Heterococcolith genera which do not show characteristic features of any of the well-established families.
Daughter taxa (time control age-window is: 0-800Ma) | Granddaughter taxa | ||||
globular inc sedis | |||||
muroliths inc sedis | |||||
Papposphaeraceae | |||||
placoliths inc sedis | |||||
planoliths inc sedis | |||||
Unidentified Mesozoic heterococcoliths |
Taxonomy:
Farinacci & Howe catalog pages:
Distinguishing features:
Parent taxon (ntax_mesozoic): Mesozoic nannofossils - Cenozoic and extant taxa are in a separate module
This taxon: Heterococcolith genera which do not show characteristic features of any of the well-established families.
Search data:
Lith size: 0->0µm; |
Geological Range:
Last occurrence (top): at top of NP21 zone (100% up, 32.9Ma, in Rupelian stage). Data source: Total of ranges of the species in this database
First occurrence (base): within Late Tithonian Substage (143.10-145.00Ma, base in Tithonian stage). Data source: Total of ranges of species in this database
Plot of occurrence data:
Heterococcoliths inc sedis compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 10-12-2024
Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=10519 Go to Archive.is to create a permanent copy of this page - citation notes |
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