| Nais sp; specimen with ectoparasitic ciliates (Rhabdostyla inclinans), which sit on the bristles of the oligochaete. (1) |
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| Nais sp.; anterior part that is covered by the peritrich ciliates (Rhabdostyla inclinans). This oligochaete is infested by three parasites: the arrowhead points to one of several specimens of the rotifer Cephalodella parasitica. The arrow points to the rotifer Albertia naidis which lives as endoparsite in the intestinum of Nais. (3) |
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| Nais sp.; head region of specimen from (2) |
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| Nais sp.; ventral bristles
(2)
Nais sp.; head region of specimen from (3) showing the ventral bristles
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| Nais sp.; ventral bristles, detail (2) |
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| Location: Gevelsberg, Stafansbachtal, Grünes Klassenzimmer, pond (1); NSG Heiliges Meer; Kleines Heiliges Meer (2); Simmelried near Konstanz, Sphagnum pond (3) |
| Habitat: Detritus (1); (2); (3); |
| Date: 23.08.2004; 09.12. 2012 (2); 08.10.2018 (3) |
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