The big bag-like Asplanchna (top left) is a predator. Ptychura builds a tube-like house from its own excrement. The needle-like body of Kellicottia longispina is a free swimming species. Top right is a stretched Rotaria sp. that walks instead of using its crown of cilia to propel itself. The rotund body of Synchaeta (left center), is a predatory rotifer.

Below center shows one of the commonest rotifers, Brachionus sp. (prob. B. calyciflorus) Below right: Keratella quadrata

Find out more about them in the smallest page on the web


All comments to the author Wim van Egmond are welcomed.

Visit Wims home page for links to his many web pages on microscopy

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Published in the February 2002 edition of Micscape Magazine.

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