by I.Ya. Grichanov

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

Genus Sympycnus Loew
See pictures here
1. Males: hypopygium present ... 2
Females: hypopygium absent ... 5
2.Coxae and femora black; 3rd segment of hind tarsus shorter than 4th segment; 2.5. Fig. 135 ... brevimanus Loew
At least mid femur entirely, and hind femur partly, yellow ... 3
3. Hind tarsus without laterally compressed segments; 3rd segment dorsally with a coarse black spine at extreme tip; about 2.75. Fig. 137 ... spiculatusGerstcker
Hind tarsus with 3rd and 4th segments laterally compressed and ciliated posteriorly; 3rd segment without dorsal spine ... 4

4. Fore tibia dorsally without a row of strong spines; 3rd and 4th segments of hind tarsus posteriorly with short erect cilia of uniform length, not longer than width of tarsomeres; 2.25-2.75. Fig. 134 ... aeneicoxa(Meigen)

Fore tibia dorsally, at least on apical half, with a row of short strong black spines; hind tarsus with much longer cilia along whole length of 3rd segment and on basal third of 4th; 1.75-2.5. Fig. 136 ... pulicarius(Falln)

5. Femora black on at least basal 3/4; 2.5 ... brevimanus Loew

At least mid and hind femora entirely or mainly yellow ... 2

2. Fore coxa mainly, and fore femur largely, black; 1.75-2.5 ... pulicarius(Falln)

Fore coxa at least mainly, and fore femur entirely, yellow ... 3

3. Hind basitarsus distinctly longer than next segment; about 3 ... spiculatusGerstcker

 Hind basitarsus not longer than next segment; 2.25-2.75 ... aeneicoxa(Meigen)

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