Daughter taxa (time control age-window is: 0-800Ma)![]() | ||||
| Tintinnabuliformis bicornus Species of Tintinnabuliformis with two horns | ||||
| Tintinnabuliformis unicorn Species of Tintinnabuliformis with one horn | ||||
| Tintinnabuliformis sp. | ||||
Distinguishing features:
Parent taxon (Lapideacassaceae): Hemispherical to cylindrical nannoliths, with walls constructed from one to several cycles of thin elements, enclosing a hollow central space; the nannolith tapers distally, and may have long apical spines or processes.
This taxon: Bell shaped nannofossil with basal flange and apical horn(s), formed of single cycle of elements
| LITHS: nannolith-radiate, circular, cylindrical, hollow, CROSS-POLARS: R-prominent, |
| Lith size: 5->8µm; |
Geological Range:
Last occurrence (top): at top of NN7 zone (100% up, 10.9Ma, in Tortonian stage). Data source: Total of ranges of the species in this database
First occurrence (base): within NN6 zone (11.90-13.53Ma, base in Serravallian stage). Data source: Total of ranges of species in this database
Plot of occurrence data:
Varol, O. (1991). New Cretaceous and Tertiary Calcareous Nannofossils. Neues Jahrbuch für Geologie und Paläontologie, Abhandlungen. 182: 211-237. gsReferences:

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Tintinnabuliformis compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 16-9-2026
Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=1410 Go to Archive.is to create a permanent copy of this page - citation notes |
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