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
(Fallén)
4.
Lower postcranium with white or yellow bristles ... oculatus (Fallén)
–
Lower postcranium with black bristles ... 5
5.
Legs entirely black ... nigricans Meigen
–
Anterior fore femora yellow ... hoffmannseggi Meigen
