Bukryaster


Classification: Mesozoic -> Braarudosphaerales -> Braarudosphaeraceae -> Bukryaster
Sister taxa: Braarudosphaera, Bukryaster, Hexalithus, Micrantholithus, Trapezopentus,

Distinguishing features: Pentaliths with long spines protuding from the points.


Daughter taxa: (blue => in age window 0-800Ma)
Pentaliths with long spines protuding from the points.
Specimens not identified to species level

Taxonomy:

Citation: Bukryaster Prins, 1971
Rank: Genus
Type species: Bukryaster hayi (Bukry, 1969) Prins & Sissingh in Sissingh, 1977

Farinacci & Howe catalog pages: Bukryaster *

Distinguishing features: Pentaliths with long spines protuding from the points.

Geological Range:
Last occurrence (top): in lower part of Campanian Stage (22% up, 81.1Ma, in Campanian stage). Data source: Total of range of species in this database
First occurrence (base): in lower part of Campanian Stage (21% up, 81.2Ma, in Campanian stage). Data source: Total of range of species in this database

Plot of occurrence data:

References:

Burnett, J. A. (1998). Upper Cretaceous. In, Bown, P. R. (ed.) Calcareous Nannofossil Biostratigraphy. British Micropalaeontological Society Publication Series. 132-199. gs

Prins, B. (1971). Speculations on relations, evolution and stratigraphic distribution of discoasters. In, Farinacci, A. (ed.) Proceedings of the Second Planktonic Conference Roma 1971. Edizioni Tecnoscienza, Rome 2: 1017-1037. gs


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Bukryaster compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 24-8-2019

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Short stable page link: http://mikrotax.org/Nannotax3/index.php?id=10139 Go to Archive.is to create a permanent copy of this page - citation notes



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