| Vacuolaria virescens, a single-celled flagellate which is member of the group Raphidiophyta. In contrast to Gonystomum semen this taxon has no trichocysts. The two flagella with different structure and function are visible. | 
									
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										| Vacuolaria virescens, focus plane on the chloroplasts. (1) | 
									
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									  | Vacuolaria virescens, focus plane on the chloroplasts. (1) There are also some refractive bodies visible. | 
									
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										| Fundort: NSG Heiliges Meer, Heideweiher ? Simmelried near Konstanz (2) | 
									
										| Habitat: Plankton (1); detritus (2) | 
									
									  | Datum: 15.05.2011 (1); 14.03.2018 (2) | 
									
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