Vorticella is a genus of protozoa, with over 100 known species. They are stalked inverted bell-shaped ciliates, placed among the peritrichs. Each cell has a separate stalk anchored onto the substrate, which contains a contracile fibril called a myoneme.
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{{Information |Description=Vorticella protozoa, unknown species |Source=own work ~~~~ |Date=19 august 2006 |Author=Simon Andrews |Permission=GNU Free Documentation License |other_versions=None }} , author is me ~~~~