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| Ptygura rotifer Stenroos 1898 (Pseudoecistes rotifer) |
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| Ptygura rotifer, in contrast to most other Ptygura species this one is also motile when adult. This species has conspicuous eyespots when adult. |
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| Ptygura rotifer, dorsoventral view, focus plane on the conspicuous eyespots which do not disappear like in most other Ptygura species |
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| Ptygura rotifer, malleoramate trophi |
| Identification courtesy of Dr. C. Jersabek (Austria) and Dr. H. Segers (Belgium) |
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| Location : Wahner Heide near Colgne, pond with Portamogeton |
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| Habitat: detritus/ periphyton |
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| Date: 13.11.2010 |
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