♂ Body-length 6.6-7.4 mm; wing-length 6.5-6.8 mm. Interfrontalia brownish yellow to dark brown in ground colour and whitish yellow pollinose; parafacials and cheeks brownish yellow to blackish in grou
♂Body black in ground color, covered with yellow polinose. Antenna: first flagellomere brownish black, about 2. 5 times as long as pedicel, pedicel dirty yellow, epaulet, basicosta frontalvitta, humer