| Ophryoglena is often characterized by conspicuous food vacuoles (which in this case are carotene-colored by ingested lipid droplets of an accidentely compressed copepod for example). (3) |
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| Ophryoglena sp.: this specimens have been feeding on the plastids of the alga Nitella sp. (5) |
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| Ophryoglena sp.: several specimens in the alga Nitella sp. (5) |
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| Ophryoglena sp.: oral apparatus with with the so-called "Lieberkuensches Organell" ("watch-glass body" of the above specimens. Left: location (3); right: location (5) |
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| Ophryoglena sp.; in this image the oral apparatus ( which has the form of a "6") with the so-called "Lieberkuensches Organell" (arrowhead) is visible. (2) |
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| Ophryoglena sp.; specimen from (4), focus plane on the contractile vacuole (CV)s and the macronucleus (Ma) with micronucleus (Mi). |
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| Ophryoglena sp.; detail of the specimen in the above image showing the collecting canals (one of which is marked by arrowheads) and the ampullae (am) of the contractile vacuole (cv). (4) |
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| Location (5): Schlaugraben, Augsburg, BY, Germany, pond |
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| Habitat (5): detritus/ between submerged moss |
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| Date (5): coll.: 10.06.2022; img.: 11.06.2022; |
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| Location: Gevelsberg, Gruenes Klassenzimmer, pond (1); (3); (4); Wahner Heide near Cologne, trench (2); |
| Habitat : Detritus (1); (2); (3); (4) |
| Date: 8.8.2006 (1); 04.02.2010 (2); 12.11.2011 (3); 02.06.2011 (4) |
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