Ptychocylis urnula (Claparède et Lachmann, 1858)

A = A living cell; B = Cell and lorica in Lugol; C = Oral rim (A=BF, B&C=DIC)


Life-form: Solitary

Size: Length 113-190 µm, oral diameter 66-100 µm

Resting spore:


Distinctive features:

Similar species: Ptychocylis minor

Distribution: Widely

Hedin, H.1974. Tintinnids on the Swedish west coast. Zoon. 2: 123-133.

Marshall, S. M. 1969. Protozoa, Tintinnida, zooplankton sheet 121. 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