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Ptychocylis minor
Date : 30/04/2010
Affichages : 3920
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Ptychocylis obtusa
Ptychocylis acuta from the Chukchi Sea
Date : 13/01/2013
Affichages : 2787
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Ptychocylis acuta
Ptychocylis obtusa from the Chukchi Sea (St 22 of the cruise Araon 003)
Date : 13/01/2013
Affichages : 3063
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Ptychocylis obtusa
Ptychocylis acuta from the Chukchi Sea
Date : 03/02/2013
Affichages : 2872
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Ptychocylis obtusa from the Chukchi Sea
Ptychocylis acuta from the Chukchi Sea (Station 18 of the Araon Cruise 003)
Date : 12/02/2013
Affichages : 3393
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Ptychocylis obtusa
Ptychocylis obtusa from the Chukchi in 2012, Ara003 cruise St 50. This elongated morphotype was about half the population.
Date : 28/03/2013
Affichages : 2990
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Ptychocylis species correctly sized
Dimensions of the most common Pytchocylis species based on the text of the original species descriptions.
Date : 27/11/2013
Affichages : 3142
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Ptychocylis urnula from Claparède & Lachmann 1858
The type species of the genus Ptychocylis is P. urnula described originally by Claparède & Lachmann as Tintinnus urnula in 1858. Lorica dimensions given as averaging 140 µm in length and 100 µm in diameter.
Date : 24/11/2013
Affichages : 2892
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Drawing from the original species description of Ptychocylis acuta by Brandt in 1896.
Date : 06/08/2011
Affichages : 2901
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Ptychocylis obtusa (variant)
Date : 28/11/2013
Affichages : 2736
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Ptychocylis obtusa (elongate type)
Date : 30/11/2013
Affichages : 2919
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coxliella form of Ptychocylis obtusa
Date : 30/11/2013
Affichages : 2879
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Coxliella form of Ptychocylis obtusa
Date : 30/11/2013
Affichages : 2769
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Ptychocylis obtusa (typical form)
Date : 30/11/2013
Affichages : 2878
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Ptychocylis from almost North Pole!
Ptychocyis obtusa from above 80°N (2012 summer of record low sea-ice)
Date : 20/03/2015
Affichages : 2622
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Ptychocyis obtusa
Ptychocyis obtusa from the Chukchi Sea (Arctic) in August 2015.
Date : 29/04/2016
Affichages : 2569
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Morphological variability of Ptychocylis obtusa
Morphological variability of Ptychocylis obtusa. The first 18 cells properly orientated encountered in the sample from Station 9, 2014 cruise. Some lorica morphologies resemble: P. drygalski (C) and P. acuta (F & O).
Date : 06/09/2021
Affichages : 1772
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