Nannotax3 - ntax_cenozoic - Hornibrookina sp. Nannotax3 - ntax_cenozoic - Hornibrookina sp.

Hornibrookina sp.


Classification: ntax_cenozoic -> Isochrysidales -> Prinsiaceae -> Hornibrookina -> Hornibrookina sp.
Sister taxa: H. australis, H. elegans, H. indistincta, H. teuriensis ⟩⟨ H. weimerae, H. gracilis, H. sp.

Taxonomy:

Citation: Hornibrookina sp.
taxonomic rank: generic level id
Synonyms:

Distinguishing features:
Parent taxon (Hornibrookina): Elliptical placoliths with bicyclic distal shields with raised tube cycle and central area grill formed from robust bars.
This taxon: Specimens which cannot be assigned to any established species

Farinacci & Howe catalog pages: N. elegans *

Search data:
Lith size: 0->0µm;
The morphological data given here can be used on the advanced search page. See also these notes

Geological Range:
Last occurrence (top): within NP10 zone (54.17-55.86Ma, top in Ypresian stage). Data source: same as genus
First occurrence (base): within NP1 zone (65.47-66.04Ma, base in Danian stage). Data source: same as genus

Plot of occurrence data:

References:

Mai, H. (2001). New coccolithophorid taxa fom the Guelhemmerberg airshaft. Lower Paleocene, The Netherlands. Micropaleontology. 47: 144-154. gs

Mai, H., von Salis, K., Willems, H. & Romein, A. J. T. (1997). Fossil coccospheres from the K/T boundary section from Geulhemmerberg, The Netherlands. Micropaleontology. 43: 281-303. gs

Perch-Nielsen, K. (1979). Calcareous nannofossil zonation at the Cretaceous/Tertiary boundary in Denmark. In, Birkelund, T. & Bromley, R. G. (eds) Proceedings Cretaceous-Tertiary Boundary Events Symposium, Copenhagen, 1. Copenhagen 115-135. gs O

Perch-Nielsen, K. (1981). New Maastrichtian and Paleocene calcareous nannofossils from Africa, Denmark, and USA and the Atlantic, and some Paleocene lineages. Eclogae Geologicae Helvetiae. 74(3): 831-863. gs O

Pospichal, J. J. & Wise, S. W. (1990). Calcareous nannofossils across the K/T boundary, ODP hole 690C, Maud Rise, Weddell Sea. Proceedings of the Ocean Drilling Program, Scientific Results. 113: 515-532. gs


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Hornibrookina sp. compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 1-3-2024

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Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=737 Go to Archive.is to create a permanent copy of this page - citation notes
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