Nannotax3 - ntax_mesozoic - Cyclagelosphaera sp.

Cyclagelosphaera sp.


Classification: ntax_mesozoic -> Watznaueriales -> Watznaueriaceae -> Cyclagelosphaera -> Cyclagelosphaera sp.
Sister taxa: C. margerelii ⟩⟨ C. alta, C. reinhardtii, C. rotaclypeata, C. shenleyensis ⟩⟨ C. argoensis, C. jiangii, C. lacuna, C. wiedmannii ⟩⟨ C. brezae, C. centrumelliptica, C. deflandrei, C. platyaspis, C. sp.

Distinguishing features:
Parent taxon (Cyclagelosphaera): Circular watznaueriacean coccoliths.
This taxon: Specimens not identified to species level


Taxonomy:

Citation: Cyclagelosphaera sp.
Rank: generic level id
Synonyms: Markalius perforatus Perch-Nielsen (1973) - incompletely grown form [JRY]
Cyclagelosphaera perforata (Perch-Nielsen 1973) Verbeek 1977

Farinacci & Howe catalog pages: M. perforatus *

Distinguishing features:
Parent taxon (Cyclagelosphaera): Circular watznaueriacean coccoliths.
This taxon: Specimens not identified to species level


Morphology:

We are using this category for images of specimens which can be identified to generic level but have not been definitively assigned to a single species.

Size:


Ecology & Biogeography


Biology & life-cycles

Phylogenetic relations

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 (-Ma, top in "Holocene" stage). Data source:
First occurrence (base): within (-Ma, base in "Holocene" stage). Data source:

Plot of occurrence data:

References:

Bown, P. R. & Cooper, M. K. E. (1998). Jurassic. In, Bown, P. R. (ed.) Calcareous Nannofossil Biostratigraphy. British Micropalaeontological Society Publication Series . 34-85. gs O

Mutterlose, J. & Wise, S. W. (1990). Lower Cretaceous nannofossil biostratigraphy of ODP Leg 113 Holes 692B and 693A, continental slope off east Antarctica, Weddell Sea. Proceedings of the Ocean Drilling Program, Scientific Results. 113: 325-351. gs V O

Perch-Nielsen, K. (1973c). Neue Coccolithen aus dem Maastrichtien von Danemark, Madagaskar und Agypten. Bulletin of the Geological Society of Denmark. 22: 306-333. gs V O

Thibault, N. (2010). Calcareous nannofossils from the boreal Upper Campanian- Maastrichtian chalk of Denmark. Journal of Nannoplankton Research. 31(1): 39-56. gs V O


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Cyclagelosphaera sp. compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 3-12-2022

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Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=10351 Go to Archive.is to create a permanent copy of this page - citation notes



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