Ceratium macroceros (Ehrenberg) Vanhöffen 1897

Two living cells (DIC)

Synonym(s): Peridinium macroceros Ehrenberg 1840

Life-form: Solitary

Size: Length 300-400 µm, width 45 µm.

Resting spore:


Distinctive features: Angular box-like body with offset apical horn directed to the right. Hypothecal horns with open ends

Similar species: Ceratium massiliense

Distribution: Worldwide

Dodge, J. D. 1982. Marine Dinoflagellates of the British Isles. Her Majesty's Stationery Office, London. 303 pp.

Steidinger, K. A. & Tangen, K. 1996. Dinoflagellates. In: Tomas, C. R. (ed.) Identifying marine diatoms and dinoflagellates. Academic Press, Inc., San Diego, p. 387-584.

  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