Taxonomy:
Farinacci & Howe catalog pages: T. bownii *
Morphology:
Size:
LITHS: holococcolith, elliptical, hollow, CA: ca_disjunct, plate, process, CROSS-POLARS: rim-bicyclic, |
Lith size: 5->11µm; Data source notes: original description & illustrated specimens |
Geological Range:
Last occurrence (top): within UC3b subzone (95.02-95.93Ma, top in Cenomanian stage). Data source: Lees 2007 (original description)
First occurrence (base): within UC3a subzone (95.93-96.16Ma, base in Cenomanian stage). Data source: Lees 2007 (original description)
Plot of occurrence data:
Lees, J. A. (2007). New and rarely reported calcareous nannofossils from the Late Cretaceous of coastal Tanzania: outcrop samples and Tanzania Drilling Project Sites 5, 9 and 15. Journal of Nannoplankton Research. 29(1): 39-65. gs O Perez-Rodriguez, I., Lees, J. A., Larasoaña, J. C., Arz, J. A. & Arenillas, I. (2012). Planktonic foraminiferal and calcareous nannofossil biostratigraphy and magnetostratigraphy of the uppermost Campanian and Maastrichtian at Zumaia, northern Spain. Cretaceous Research. 37: 100-126. gsReferences:
![]() |
Tanzanella bownii compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 18-6-2025
Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=11192 Go to Archive.is to create a permanent copy of this page - citation notes |
This policy contains information about your privacy. By posting, you are declaring that you understand this policy:
This policy is subject to change at any time and without notice.
These terms and conditions contain rules about posting comments. By submitting a comment, you are declaring that you agree with these rules:
Failure to comply with these rules may result in being banned from submitting further comments.
These terms and conditions are subject to change at any time and without notice.
Comments