Cosmarium
Desmidiaceae –
Archaeplastida
Observations on Cosmarium connatum
Position in the EOL taxonomic tree. Please click on the tree view below to access EOL (Encyclopedia of Life).
Cosmarium connatum Brébisson ex Ralfs 1848
Most likely ID: n.a.
Basionym: n.a.
Add’l Synonyms: Calocylindrus connatus (Brébisson ex Ralfs) Kirchner 1878
Dysphinctium connatum (Ralfs) Reinsch 1866
Sampling date 06/2013. Scale bar indicates 25 µm.
The shape of this species is very similar to Cosmarium meneghinianum and is best distinguished by its size.
C. connatum: L. 85–100 µm, Br. 60–75 µm, I. 45–60 µm,
C. meneghinianum: L. 63–75 µm, Br. 45–53 µm, I. 38–41 µm.
Furthermore, the sinus of C. connatum is more deeply incised than that of C. meneghinianum.
Place name: Wetland Mittermoos near Fieberbrunn (Tyrol, Austria)
Latitude: 47.47998695 Longitude: 12.5240922
Microscope Zeiss Universal, camera Canon EOS 600D. DOF image.
© Wolfgang Bettighofer,
images under Creative Commons License V 3.0 (CC BY-NC-SA).
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