Coccolithus occidentalis

(Black, 1964) Jiang, Ladner & Wise in Jiang & Wise, 2007b Apr 12, 2021

Set number: 1728

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10µm

IODP Leg 171, Site 1051A, Black Nose, Western North Atlantic

In the mobile mount

Set number: 766

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10µm

Coccolithus occidentalis, Late Paleocene, DSDP Leg 39, Sites 354, Ceará Rise, North Atlantic Ocean

Final Epithet

Coccolithus occidentalis (Black, 1964) Jiang, Ladner & Wise in Jiang & Wise, 2007b

Basionym

Ericsonia occidentalis Black 1964

Synonyms

Coccolithus foraminis Bown, 2005d

Description

Medium to large size (4.0-10.0µm), subcircular species of Coccolithus Schwarz (1894) having a narrow central opening without any central structure.

References

Black, M. 1964. Cretaceous and Tertiary coccoliths from Atlantic seamounts. Palaeontology 7: 306-316.

Bown, P. R. 2005d. Palaeogene calcareous nannofossils from the Kilwa and Lindi areas of coastal Tanzania (Tanzania Drilling Project 2003-4). Journal of Nannoplankton Research 27(1): 21-95.

Jiang, S., Wise, S. W., 2007b. Taxonomic note: A new Coccolithus species that thrived during the Paleocene/Eocene Thermal Maximum. Journal of Nannoplankton Research 29(2), 88-91

Schwarz, E. H. L. 1894. Coccoliths. Annals and Magazine of Natural History 14: 341-346.

Taxonomy

Coccolithus

Biostratigraphy

Stratigraphic Range

Thanetian - Lutetian

Age (Ma)

59.24? - 41.03?

Holotype

Ericsonia occidentalis Black, 1964

Middle Eocene

Muir Seamount, Atlantic Ocean