Cryothecomonas scybalophora Thomsen et al., 1991

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Cryothecomonas scybalophora

A = Lugol fixed cells (DIC); B = Schematic drawings of cells in Lugol (arrowhead=nucleus); C = Cell with two long flagella; D = Cell with foodvacuoles. C&D=Glutaraldehyde fixed cells stained with primulin and observed with UV-excitation in epifluorescence microscope

Photographer/artist Mats Kuylenstierna

Additional image information

Title
Cryothecomonas scybalophora
Photographer/artist
Mats Kuylenstierna
Copyright holder
Maria Kuylenstierna
Institute
University of Gothenburg, Marine botany
Contributor
Bengt Karlson
Caption
A = Lugol fixed cells (DIC); B = Schematic drawings of cells in Lugol (arrowhead=nucleus); C = Cell with two long flagella; D = Cell with foodvacuoles. C&D=Glutaraldehyde fixed cells stained with primulin and observed with UV-excitation in epifluorescence microscope
Image galleries
Kuylenstierna, Skagerrak-Kattegat

Description

IDs in other systems
Tropic type
H
Morphology
Cells with a prominent anterior nucleus and surounded by debris outside the theca
Other remarks
Found in January to April in coastal waters. A maximum (170 000 cells L-1) was found in January at the mouth of Gullmarsfjorden
Distribution: Baltic, Kattegat, Skagerrak
Life form
Solitary
Size
length 5-20 µm
Literature
Ikävalko, J. & Thomsen, H. A. 1997. The Baltic Sea ice biota (March 1994): A study of the protistan community. Europ. J. Protistol. 33: 229-243.
Thomsen, H. A., Buck, K. R., Bolt, P. A & Garrison, D. L. 1991. Fine structure and biology of Cryothecomonas gen. nov. (Protista incertae sedis) from the ice biota. Can J. Zool. 69: 1048-1070.

Biovolumes

Species Cryothecomonas scybalophora
Author Thomsen, Buck, Bolt et Garrison 1991
Division INCERTAE SEDIS
Trophy HT
Geometric shape rotational ellipsoid
Formula p/6*d^2*l
Size class 1
Unit cell
Size range 5-20
Length(l1), µm 13.0
Diameter(d1), µm 8.0
No. of cells/counting unit 1
Calculated volume, µm3 435
Calculated Carbon pg/counting unit 65

Source

Olenina, I., Hajdu, S., Edler, L., Andersson, A., Wasmund, N., Busch, S., Göbel, J., Gromisz, S., Huseby, S., Huttunen, M., Jaanus, A., Kokkonen, P., Ledaine, I. and Niemkiewicz, E. 2006 Biovolumes and size-classes of phytoplankton in the Baltic Sea HELCOM Balt.Sea Environ. Proc. No. 106, 144pp. (PDF),
PEG_BVOL.zip

Change History

  • 2012-02-21 14:41:15 Ann-Turi Skjevik - Updated media metadata for Cryothecomonas scybalophora_2.JPG
  • 2012-02-21 14:40:26 Ann-Turi Skjevik - Updated media metadata for Cryothecomonas scybalophora_2.JPG
  • 2012-02-21 14:39:26 Ann-Turi Skjevik - Added media: Cryothecomonas scybalophora_2.JPG