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Galerie de l'Observatoire Océanologique de Villefranche-sur-Mer Aquaparadox: the diversity of planktonic microorganisms Tintinnids by genus images of over 200 species from around the world Ptychocylis
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Tintinnids by genus images of over 200 species from around the world

1. Tintinnid... ... 39. Poroecus... 40. Proplectell... 41. Protorhabdo... 42. Ptychocylis 43. Rhabdonella... 44. Rhabdonello... 45. Rhizodomus ... 57. Xystonellop...

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Favella enhrenbergii forms from July 18 2016

Favella enhrenbergii forms from July 18 2016

Date : 23/08/2016 Affichages : 1156

Ptychocylis

Date : 30/04/2010
Taille : 17 éléments
Ptychocylis minor
 
 

Ptychocylis minor

Date : 30/04/2010
Affichages : 2273
Ptychocylis obtusa
 
 

Ptychocylis obtusa

Ptychocylis acuta from the Chukchi Sea

Date : 13/01/2013
Affichages : 1527
Ptychocylis acuta
 
 

Ptychocylis acuta

Ptychocylis obtusa from the Chukchi Sea (St 22 of the cruise Araon 003)

Date : 13/01/2013
Affichages : 1571
Ptychocylis obtusa
 
 

Ptychocylis obtusa

Ptychocylis acuta from the Chukchi Sea

Date : 03/02/2013
Affichages : 1501
Ptychocylis obtusa from the Chukchi Sea
 
 

Ptychocylis obtusa from the Chukchi Sea

Ptychocylis acuta from the Chukchi Sea (Station 18 of the Araon Cruise 003)

Date : 12/02/2013
Affichages : 1837
Ptychocylis obtusa
 
 

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 : 1677
Ptychocylis species correctly sized
 
 
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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 : 1789
Ptychocylis urnula  from Claparède & Lachmann 1858
 
 

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 : 1643
Drawing from the original species description of Ptychocylis acuta by Brandt in 1896.
 
 

Drawing from the original species description of Ptychocylis acuta by Brandt in 1896.

Date : 06/08/2011
Affichages : 1643
Ptychocylis obtusa (variant)
 
 

Ptychocylis obtusa (variant)

Date : 28/11/2013
Affichages : 1503
Ptychocylis obtusa (elongate type)
 
 

Ptychocylis obtusa (elongate type)

Date : 30/11/2013
Affichages : 1429
coxliella form of Ptychocylis obtusa
 
 

coxliella form of Ptychocylis obtusa

Date : 30/11/2013
Affichages : 1494
Coxliella form of Ptychocylis obtusa
 
 

Coxliella form of Ptychocylis obtusa

Date : 30/11/2013
Affichages : 1515
Ptychocylis obtusa (typical form)
 
 

Ptychocylis obtusa (typical form)

Date : 30/11/2013
Affichages : 1398
Ptychocylis from almost North Pole!
 
 

Ptychocylis from almost North Pole!

Ptychocyis obtusa from above 80°N (2012 summer of record low sea-ice)

Date : 20/03/2015
Affichages : 1242
Ptychocyis obtusa
 
 

Ptychocyis obtusa

Ptychocyis obtusa from the Chukchi Sea (Arctic) in August 2015.

Date : 29/04/2016
Affichages : 1367
Morphological variability of Ptychocylis obtusa
 
 

Morphological variability of Ptychocylis obtusa

Morphological variability of Ptychocylis obtusa found in a single sample. The 18 cells shown were the first properly orientated cells encountered in a sample aliquots from Station 9 of the 2014 cruise. Certain individuals shown have lorica morphologies re

Date : 06/09/2021
Affichages : 251
     
Page : 1
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