Stephanopyxis turris (Greville & Arnott in Gregory) Ralfs in Pritchard, 1861

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Stephanopyxis turris

and Ceratium lineatum

Photographer/artist Ann-Turi Skjevik

Additional image information

Title
Stephanopyxis turris
Photographer/artist
Ann-Turi Skjevik
Copyright holder
Ann-Turi Skjevik
Institute
SMHI
Contributor
Ann-Turi Skjevik
Caption
and Ceratium lineatum
Sampling date
2011-11
Geographic area
Kattegat - Swedish coast
License
Creative Commons Attribution-NoDerivs 3.0 Unported
Technique
Light microscopy
Preservation
No preservation
Contrast enhancement
DIC/Nomarski
Stain
No stain
Image galleries
Skagerrak-Kattegat

Description

IDs in other systems
Tropic type
A
Morphology
Areolae of same size on whole valve
Other remarks
Several varieties are described
Life form
Cells united in chains
Size
Diameter = 10-115 µm
Resting spore
+
Literature
Cupp, E. E. 1943. Marine Plankton Diatoms of the West Coast of North America. Bulletin of the Scripps Inst. Oceanogr. of the University of California. 5: 1-237.
Drebes, G. 1974. Marines Phytoplankton, Eine Auswahl der Helgoländer Planktonalgen (Diatomeen, Peridineen). Georg Thieme Verlag, Stuttgart.186 pp.
Hasle, G. R. & Syvertsen, E. E. 1996. Marine diatoms. In: Tomas, C. R. (ed.) Identifying marine diatoms and dinoflagellates. Academic Press, Inc., San Diego, p. 5-385.

Biovolumes

Species Stephanopyxis turris
Author (Greville & Arnott in Gregory) Ralfs in Pritchard 1861
Division CHRYSOPHYTA (HETEROKONTOPHYTA)
Class Diatomophyceae (Bacillariophyceae)
Order EUPODISCALES (BIDDULPHIALES, CENTRALES)
Trophy AU
Geometric shape cylinder
Formula p/4*d^2*h
Size class 1
Unit cell
Size range 28-32
Height(h), µm 40.0
Diameter(d1), µm 30.0
No. of cells/counting unit 1
Calculated volume, µm3 28 260
Comment 6
Calculated Carbon pg/counting unit 1 173

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

  • 2012-09-28 08:55:40 Ann-Turi Skjevik - Updated media metadata for Stephanopyxis turris_2.jpg
  • 2012-09-28 08:53:19 Ann-Turi Skjevik - Updated media metadata for Stephanopyxis turris_3.jpg
  • 2012-09-28 08:51:06 Ann-Turi Skjevik - Updated media metadata for Stephanopyxis turris_3.jpg
  • 2012-09-28 08:51:01 Ann-Turi Skjevik - Added media: Stephanopyxis turris_3.jpg
  • 2012-09-28 08:50:44 Ann-Turi Skjevik - Updated media metadata for Stephanopyxis turris_2.jpg
  • 2012-09-28 08:49:20 Ann-Turi Skjevik - Added media: Stephanopyxis turris_2.jpg