Ceratolithus atlanticus


Classification: ntax_cenozoic -> Nannolith families inc sed -> Ceratolithaceae -> Ceratolithus -> Ceratolithus atlanticus
Sister taxa: C. cristatus, C. nishidae ⟩⟨ C. apiculus, C. armatus, C. atlanticus, C. larrymayeri, C. separatus, C. sp.

Taxonomy:

Citation: Ceratolithus? atlanticus Perch-Nielsen, 1977
Rank: Species
Taxonomic discussion: Ornate form, very rare. Described from NN12, but similar specimens from NN9 have been illustrated by Raffi and Flores (1995 p279, plate 4, figs 5-7), Raffi et al. (1998) and Young (1998)

Distinguishing features: complex ceratoliths with spines extending from arch

Farinacci & Howe catalog pages: C. atlanticus *

Search data:
TagsLITHS: nannolith-other, asymmetric, horseshoe-shaped, CROSS-POLARS: 1ou, T-prominent,
MetricsLith size: 4->8µm; Segments: 1->1;
Data source notes: lith width from illustrated specimens
The morphological data given here can be used on the advanced search page. See also these notes

Geological Range:
Notes: Questions over earliest and latest occurrence
Last occurrence (top): within NN12 zone (5.12-5.59Ma, top in Zanclean stage). Data source: Young 1998
First occurrence (base): within NN9 zone (9.53-10.55Ma, base in Tortonian stage). Data source: Young 1998

Plot of occurrence data:

References:

Blair, S. A., Bergen, J. A., de Kaenel, E., Browning, E. & Boesiger, T. M. (2017). Upper Miocene-Lower Pliocene taxonomy and stratigraphy in the circum North Atlantic Basin: radiation and extinction of Amauroliths, Ceratoliths and the D. quinqueramus lineage. Journal of Nannoplankton Research. 37(2-3): 113-144. gs V O

Perch-Nielsen, K. (1977a). Albian to Pleistocene calcareous nannofossils from the Western South Atlantic, DSDP Leg 39. Initial Reports of the Deep Sea Drilling Project. 39: 699-823. gs V O

Raffi, I. & Flores, J. -A. (1995). Pleistocene through Miocene calcareous nannofossils from eastern equatorial Pacific Ocean (Leg 138). Proceedings of the Ocean Drilling Program, Scientific Results. 138: 233-286. gs V O

Raffi, I., Backman, J. & Rio, D. (1998). Evolutionary trends of tropical calcareous nannofossils in the late Neogene. Marine Micropaleontology. 35(1): 17-41. gs

Young, J. R. (1998). Neogene. In, Bown, P. R. (ed.) Calcareous Nannofossil Biostratigraphy. British Micropalaeontological Society Publication Series. 225-265. gs V O


nannotaxlogo400px

Ceratolithus atlanticus compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 5-12-2020

Taxon Search:
Advanced Search

Short stable page link: http://mikrotax.org/Nannotax3/index.php?id=252 Go to Archive.is to create a permanent copy of this page - citation notes



Comments (0)

No comments yet on this page. Please do add comments if you spot any problems, or have information to share

Add Comment

* Required information
1000
Captcha Image
Powered by Commentics