Lithastrinus grillii


Classification: Mesozoic -> Braarudosphaerales -> Polycyclolithaceae -> Lithastrinus -> Lithastrinus grillii
Sister taxa: L. quadricuspis, L. pentabrachius, L. grillii, L. septenarius, L. sp.,

Distinguishing features: Lithastrinus with six twisting petaloid wall-elements surrounding a narrow central area.


Taxonomy:

Citation: Lithastrinus grillii Stradner, 1962
Rank: Species
Synonyms: Astrionis segmentis Wilcoxon 1972

Farinacci & Howe catalog pages: Astrionis segmentis * , Lithastrinus grilli *

Distinguishing features: Lithastrinus with six twisting petaloid wall-elements surrounding a narrow central area.

Search data:
TagsLITHS: nannolith-radiate, star-shaped, CA: closed,
MetricsLith size: 5->8µm; Segments: 6->6;
Sources: illustrated specimens
The morphological data given here can be used on the advanced search page. See also these notes

Geological Range:
Last occurrence (top): within UC15d subzone (75.93-76.82Ma, top in Campanian stage). Data source: Burnett 1998
First occurrence (base): at base of UC11 zone (0% up, 86.5Ma, in Coniacian stage). Data source: Burnett 1998 (zonal marker)

Plot of occurrence data:

  • Histogram - Neptune occurrence data from DSDP and ODP proceedings. Pale shading <50 samples in time bin. Interpret with caution & read these notes
  • Note to users in China - the diagram may not plot unless you use a VPN since I use google services on the website. If this is a problem please contact me 谢谢.
  • Taxon plotted: Lithastrinus grillii, synonyms included - Lithastrinus grillii;
  • space-time plot :: Samples map :: Parent: Lithastrinus

    References:

    Bukry, D. (1969). Upper Cretaceous coccoliths from Texas and Europe. The University of Kansas Paleontological Contributions. Article 51 (Protista 2): 1-79. gs :: ::

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

    Lees, J. A. & Bown, P. R. (2005). Upper Cretaceous calcareous nannofossil biostratigraphy, ODP Leg 198 (Shatsky Rise, Northwest Pacific Ocean). Proceedings of the Ocean Drilling Program, Scientific Results. 198: 1-60. gs :: view :: open

    Roth, P. H. & Thierstein, H. R. (1972). Calcareous nannoplankton: Leg 14 of the Deep Sea Drilling Project. Initial Reports of the Deep Sea Drilling Project. 12: 546-559. gs :: view :: open

    Stradner, H. (1962). Über neue und wenig bekannte Nannofossilien aus Kreide und Alttertiär. Verhandlungen der Geologischen Bundesanstalt (Wien). 2: 363-377. gs :: ::

    Stradner, H., Aubry, M. -P. & Bonnemaison, M. (2010). Calcareous nannofossil type specimens in the collection of the Geological Survey of Austria: A taxonomic and stratigraphic update. Jahrbuch der Geologischen Bundesanstalt. 150(1-2): 9-84. gs :: ::

    Varol, O. (1992b). Taxonomic revision of the Polycyclolithaceae and its contribution to Cretaceous biostratigraphy. Newsletters on Stratigraphy. 27(93-127): -. gs :: ::

    Wilcoxon, J. A. (1972). Upper Jurassic-Lower Cretaceous calcareous nannoplankton from the Western North Atlantic Basin. Initial Reports of the Deep Sea Drilling Project. 11: 427-457. gs :: view :: open

    Wise, S. W. (1983). Mesozoic and Cenozoic calcareous nannofossils recovered by DSDP Leg 71 in the Falkland Plateau region, Southwest Atlantic Ocean. Initial Reports of the Deep Sea Drilling Project. 71: 481-550. gs :: view :: open


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    Lithastrinus grillii compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 4-6-2020

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    Short stable page link: http://mikrotax.org/Nannotax3/index.php?id=10570 Go to Archive.is to create a permanent copy of this page - citation notes



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