Cyclagelosphaera deflandrei (morphotype A)
Classification: ntax_mesozoic -> hidden -> deleted -> Cyclagelosphaera deflandrei (morphotype A)
Sister taxa: A. variabilis, A. confusa, A. paucipunctata, C. noeliae subsp. depressa, C. noeliae subsp. noeliae, C. noeliae subsp. recondita, Centosphaera, C. barbata, C. ocellatus, C. prinsii, C. deflandrei (morphotype A), C. deflandrei (morphotype B), C. asymmetricus, H. geometricus, M. bramlettei, N. erbae, Obliquipithonella, O. prasina, O. rhombica, Orthopithonella, O. geometrica, O. misurinae, P. fletcheri, P. bownii, P. geometrica, P. triassica subsp. punctata> >>
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, 1996Rank: morphotypeBasionym: Coccolithus deflandrei Manivit, 1966
Farinacci & Howe catalog pages:
Distinguishing features: central area narrow circular to subelliptical; birefringence moderate (typically yellow)
Search data:
| Tags | LITHS: |
| Metrics | 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:
- Range-bar - range as quoted above, pink interval top occurs in, green interval base occurs in.
- Triangles indicate an event for which a precise placement has been suggested
- (NB There is no histogram as there are no occurrence records for the taxon in the Neptune database) Parent: deleted
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 V O
Manivit, H. (1966). Sur quelques coccolithes nouveaux du Néocomien. Compte Rendu Sommaire des Séances 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 V O
