Classification: ntax_cenozoic -> Coccolithales -> Coccolithaceae -> Craticullithus -> Craticullithus lamina
Sister taxa: C. cancellus, C. clathrus, C. lamina, C. cassus, C. sp.
- Bown 2010 pl4-fig9.JPG
- Bown 2010 pl4-fig8.JPG
- Bown 2010 pl4-fig10.JPG
- Bown 2010 pl4-fig11.JPG
Citation: Craticullithus laminaBown, 2010Rank: Species
Distinguishing features: Medium to large, elliptical placolith coccoliths with broad central-areas spanned by a plate formed from small non-aligned rectangular elements.
Farinacci & Howe catalog pages: C. lamina *
Morphology: The distal shield elements show distinctly kinked and stepped sutures and there is no centro-distal cycle.
The morphological data given here can be used on the advanced search page. See also these notes
|Tags||LITHS: placolith, elliptical, CA: plate, |
CSPH: equant, monomorphic, CROSS-POLARS: rim-bicyclic, V-prominent, R-prominent,
|Metrics||Lith size: 6->9µm; |
Last occurrence (top): within NP9 zone (55.86-57.21Ma, top in Ypresian stage). Data source: Bown, 2010
First occurrence (base): within NP9 zone (55.86-57.21Ma, base in Thanetian stage). Data source: Bown, 2010
Plot of occurrence data:
- Range-bar - range as quoted above, pink interval top occurs in, green interval base occurs in.
- Triangles indicate an event for which a precise placement has been suggested
- (NB There is no histogram as there are no occurrence records for the taxon in the Neptune database) Parent: Craticullithus
Bown, P. R. (2005d). Palaeogene calcareous nannofossils from the Kilwa and Lindi areas of coastal Tanzania (Tanzania Drilling Project 2003-4). Journal of Nannoplankton Research. 27(1): 21-95. gs V O
Bown, P. R. (2010). Calcareous nannofossils from the Paleocene/Eocene Thermal Maximum interval of southern Tanzania (TDP Site 14). Journal of Nannoplankton Research. 31(1): 11-38. gs V O
Bown, P. R. (2016). Paleocene calcareous nannofossils from Tanzania (TDP sites 19, 27 and 38). Journal of Nannoplankton Research. 36(1): 1-32. gs V O