Chironomus mongolcedeus Sasa & Suzuki 1997

Male:
A single male - Body length 6.06 mm, wing length 3.46 mm.; AR 3.88
Ground color of scutum dark brown, vittae, scutellum and postnotum black, abdominal tergites almost uniformly dark brown except for a narrow pale band along the caudal margin of VI, VII and VIII.  Leg segments brownish yellow except for short basal and apical dark bands on the tibiae.
Head: Frontal tubercles small, almost cylindrical, abt 24 µm long x 12 µm wide; 25 clypeal setae.
Thoracic setae: 18 Acrostichal; 27-28 Dorsocentral; 6 Prealar; 28 Scutellar.
Wing bare, bluish, VR 1.05 (or 0.95)
Leg ratios: fLR 1.41, mLR 0.59, hLR 0.71. BR 2.2.
TIX with about 6 setae.  Anal point parallel sided, Superior volsella closest to S type of Strenzke (1959); Inferior volsella about as long as the anal point, setae shown as simple, gonostylus widest about middle and not constricted near apex.

Various characters of the adult male of C. mongolcedeus from Sasa and Suzuki (1997)

Pupa, Larva and Cytology: Not known

Found:    Mongolia - (Type locality) Bogd (1500 m).