KEYS TO SWEDISH GENERA AND SPECIES OF DOLICHOPODIDAE

by I.Ya. Grichanov

Igor Grichanov, All-Russian Institute of Plant Protection, Podbelskogo 3, St. Petersburg, Pushkin, Russia.E-mail: grichanov@hotbox.ru
Last updated: 6 May 2003 

Genus Diaphorus Meigen
1. Males: eyes contiguous or strongly approached at frons ... 2

Females: eyes separated with broad frons ... 4

2. Halters black; mesonotum black, matt; legs black; abdomen black, with bluish or greenish tinge; 3.0 ... nigricans Meigen

Halters yellow; abdominal tergites II and III with yellow transparent spots ... 3

3. Legs yellow; hind femur brown in distal half; fore tibia with long ventral cilia, some of which (2-5) are longish; 5.0 ... hoffmannseggi Meigen

Femora mostly black; fore tibia with short ventral cilia; 5.0 ... oculatus (Falln)

4. Lower postcranium with white or yellow bristles ... oculatus (Falln)

Lower postcranium with black bristles ... 5

5. Legs entirely black ... nigricans Meigen

Anterior fore femora yellow ... hoffmannseggi Meigen


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