Coccolithus pelagicus (Wallich) Schiller 1930

A = A living cell at different focal planes; B = Coccolith viewed at two focal planes (BF)

f. hyalinus SEM

Synonym(s): Coccosphaera pelagica Wallich 1877

Life-form: Solitary

Size: Diameter = 10-40 µm, length of placolith = 4.4-13 µm

Resting spore:

Note: The holococcolithophorids Crystallolithus braarudii Gaarder and C. hyalinus Gaarder et Markali are part in the life history (Heimdal 1993)

Distinctive features: Mostly a bar crosses the central pore of the coccolith

Similar species: Gephyrocapsa spp.

Distribution: North Atlantic, Mediterranean, New Zealand, Skagerrak

Heimdal, B. R. 1993. Modern Coccolithophorids. In: Tomas, C. R. (ed.) Marine Phytoplankton: a guide to naked flagellates and coccolithophorids. p. 147-247.

Manton, I. & Leedale, G. F. 1969. Observations on the microanatomy of Coccolithus pelagicus and Cricosphaera carterae, with special reference to the origin and nature of coccoliths and scales. J. Mar. Biol. Ass. U.K. 49: 1-16.

Parke, M. & Adams, I. 1960. The motile (Crystallolithus hyalinus Gaarder & Markali) and non-motile phases in the life history of Coccolithus pelagicus (Wallich) Schiller. J. Mar. Biol. Ass. U.K. 39: 263-274.

  Copyright © 1996-2006, Mats Kuylenstierna & Bengt Karlson All rights reserved.
Last modified on 15 September, 2006

Swedish Meteorological and Hydrological Institute

Department of Marine Ecology, Göteborg University, Sweden