17. dissecta -group

(Fig. 22)

Diagnosis. Cercal plate with 2 processes, either lateral or submedian. Surstylus in caudal view arcuate. Larvae feeding on Epichloe .

Species included in this group from China are B. dissecta (Meigen, 1826), B. lobata (Collin, 1967), B. phrenione (Séguy, 1937) .