Umbellosphaera corolla (Lecal) Gaarder 1981

A = Living cells (DIC); B = Macrococcoliths (DIC, dry preparation); C = Macrococcoliths (arrows=spines, SEM, dry preparation).

Synonym(s): Syracosphaera corolla Lecal 1965

Life-form: Solitary motile

Size: Coccolith case: 8-15 µm, micrococcoliths: 2.7-4.0 µm, macrococcoliths: 2.9-6.0 µm

Resting spore:


Distinctive features: Two types of caneoliths, ring of spines near the wall basis

Similar species: U. irregularis U. tenuis

Distribution: Atlantic- and Pacific Oceans, Mediterranean Sea

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

Heimdal, B. and Gaarder, K. 1981. Coccolithophorids from the northern part of the eastern central Atlantic. II. Heterococcolithophorids. "Meteor" Forsch.-Ergebnisse., 33: 37-69.

Lecal, J. 1965. Coccolithophorids littoraux de Banyuls. Vie et Milieu., 16 (1 -B): 251-270.

  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