Metacylis jörgensenii (Cleve, 1902)

A&B = A living specimen (arrows=annuli); C = Cyst (BF)

Synonym(s): Codonella Jörgensenii Cleve 1902

Life-form: Solitary

Size: Length 50-61 µm, oral diameter 44-50 µm

Resting spore: +


Distinctive features: Lorica ovoid with pointed aboral end, collar with 2-5 annuli

Similar species: Metacylis mediterranea


Cleve, P. T.1902. The plankton of the North sea and the Skagerak in 1900. Kongl. Svensk. Vet.-Akad. Handl. 35(7): 1-49.

Marshall, S. M. 1969. Protozoa, Tintinnida, zooplankton sheet 120. Conseil International pour l'exploration de la mer.,

  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