Cyclagelosphaera deflandrei (morphotype A)


Classification: Mesozoic -> Watznaueriales -> Watznaueriaceae -> Cyclagelosphaera -> Cyclagelosphaera deflandrei -> Cyclagelosphaera deflandrei (morphotype A)
Sister taxa: C. deflandrei (morphotype A), C. deflandrei (morphotype B),

Distinguishing features: central area narrow circular to subelliptical; birefringence moderate (typically yellow)


Taxonomy:

Citation: Cyclagelosphaera deflandrei (Manivit, 1966) Roth, 1973, morphotype A of de Kaenel & Bergen, 1996
Rank: morphotype

Farinacci & Howe catalog pages:

Distinguishing features: central area narrow circular to subelliptical; birefringence moderate (typically yellow)

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

Plot of occurrence data:

  • (NB There is no histogram as there are no occurrence records for the taxon in the Neptune database) Parent: Cyclagelosphaera deflandrei

    References:

    de Kaenel, E. & Bergen, J. A. (1996). Mesozoic calcareous nannofossil biostratigraphy from sites 897, 899, and 901, Iberia Abyssal Plain: New biostratigraphic evidence. Proceedings of the Ocean Drilling Program. Scientific Results. 149: 27-59. gs

    Manivit, H. (1966). Sur quelques coccolithes nouveaux du Néocomien. Compte Rendue Sommaire de la Société Géologique de France. 7: 267-268. gs

    Roth, P. H. (1973). Calcareous nannofossils: Leg 17 of the Deep Sea Drilling Project. Initial Reports of the Deep Sea Drilling Project. 17: 695-795. gs


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    Cyclagelosphaera deflandrei (morphotype A) compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 22-10-2019

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    Short stable page link: http://mikrotax.org/Nannotax3/index.php?id=10343 Go to Archive.is to create a permanent copy of this page - citation notes



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