Tiny Organisms in Aquatic Habitats

Desmids –
 Archaeplastida (Part) 

Observations on Cosmarium pachydermum

Gallery Prof. Rupert Lenzenweger

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

Cosmarium pachydermum P.Lundell 1871

Most likely ID: n.a.

Basionym: n.a.

Add’l Synonyms: Ursinella pachyderma (P.Lundell) Kuntze ????

Cosmarium pachydermum original graphic by Prof. Lenzenweger
Cosmarium pachydermum

Description: The cells are up to 1.4 times longer than wide and coarsely elliptical in shape. The cell halves are semicircular. The central cuts are narrowly rounded on the inside and extend strongly to the outside. The cell wall is thick. Some areas are covered closely, others are covered loosely with standing pores. The vertex view is broadly elliptical.

Dimension: Length 80–125 µm, width 60–92 µm.

Occurrence: Acidophilic alga, widely spread in sphagnum bogs.

Left: Original graphic by Prof. Lenzenweger.
Right: Photomicrograph by Wolfgang Bettighofer.

Copyright by Prof. Rupert Lenzenweger, Ried im Innkreis, Austria.

© 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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