Clathrulina – Microworld

Clathrulina elegans, with granulated filopodia

Genus Clathrulina Cienkowski, 1867

Diagnosis: Cell surrounded by a stalked spherical test with numerous openings for the axopodia. Axopodia with few microtubuli and kinetocysts, often branching. Zoospores with two flagellae.

Type species: C. elegans Cienkowski, 1867

Ecology: Sphagnum swamps and among aquatic plants in ponds; locally common.

Key to the species

Test with relatively large openings

C. elegans

–

Test with relatively small openings

C. stuhlmanni

Clathrulina elegans, stacked image

Clathrulina elegans, the same specimen as before

Clathrulina elegans, granulopodia in the center of each hole.

Clathrulina elegans, empty shell, diameter 97 µm

Ferry Siemensma
Created March 2, 2019
Last updated April 14, 2019

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