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										| Ptygura furcillata Kellicott 1889 |  |  
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										| Ptygura furcillata; whirling specimen, dorsoventral view |  
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										| Ptygura furcillata, lateral view; head retracted. |  
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										| Ptygura furcillata; focus plane on the distinctive "pitchfork", which -according to Kellicott- is a transmutation of the dorsal antenna. |  
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										| Location: Gevelsberg, Grünes Klassenzimmer (pond) |  
										| Habitat: on leafs of Potamogeton pectinatus. |  
										| Date: 19.09.2005 |  
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