Tiny Organisms in Aquatic Habitats

Desmids –
Archaeplastida (Part)

Observations on Cosmarium pyramidatum

Position in the EOL taxonomic tree. Please click on the tree view below to access EOL (Encyclopedia of Life).

Cosmarium pyramidatum Brébisson ex Ralfs 1848

Most likely ID: n.a.

Basionym: n.a.

Add’l Synonyms: Ursinella pyramidata (Brébisson) Kuntze ????

Sampling date 06/2023. Scale bars indicate 25 µm.

Three images.

First:Synoptic representation of the lobose chloroplasts.
Second:Optical cross-section through the chloroplasts showing golden assimilate grains.
Third:Optical cross-section through the chloroplasts showing pyrenoids.

Please click on < or > on the image edges or on the dots at the bottom edge of the images to browse through the slides!

Place name: Wetland Lauchseemoor, Fieberbrunn (Tyrol, Austria) 
Latitude: 47.46954439     Longitude: 12.53826499

Microscope Zeiss Axioplan, camera Olympus OM-D M5 MKII. DOF images.

Cosmarium pyramidatum

Sampling date 06/2013. Scale bar indicates 25 µm.

Place name: Wetland Mittermoos near Fieberbrunn (Tyrol, Austria)
Latitude: 47.47998695     Longitude: 12.5240922

Microscope Zeiss Universal, camera Canon EOS 600D.

© Wolfgang Bettighofer,
images under Creative Commons License V 3.0 (CC BY-NC-SA).
For permission to use of (high resolution) images please contact postmaster@protisten.de.

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