50 Records of the Indian Museum. [Vox. XI, 
Mazbat, Mangaldai, Assam. Described from three females 
(one type) and two males (one allotype) collected January 8, 1911 
(S. W. Kemp). 
Type, allotype and paratype in Indian Museum; type 
No. +43’, allotype No. *i5*, paratype *i* 
Pavatypes (male and female) in U.S.N.M. 
9 
Genus Stromboceros, Konow. 
Stromboceros tarsalis (Rohwer). 
Three females from Sadiya, Assam; and two females from 
Margherita, Assam. 
This is a good species. 
b) 
Stromboceros phaleratus, Konow. 
One male from Sikkim collected by Knyvett; and one male 
from Margherita, Assam. 
Stromboceros ruficornis, sp.n. 
This species is readily separated from all other species of 
Stromboceros occurring in the oriental region by having the basal 
joints of the flagellum rufous. 
Female.—Length 8 mm. Anterior margin of the clypeus 
depressed, the middle very slightly emarginate, the basal portion 
subconvex; supraclypeal area flat; supraclypeal foveae oblique, 
deep, not connected with the antennal foveae; middle fovea 
represented by an inverted U-shaped furrow around a flattened 
tubercle; frontal foveae deep, rounded, the lower margins tangent 
to a line drawn across the top of the median tubercle; postocellar 
area well defined laterally, not defined anteriorly; postocellar line 
but little more than half the length of the ocellocular line; head 
shining, impunctate; antennae slightly tapering apically; the 
third joint slightly longer than the fourth; thorax shining; stigma 
uniformly rounded below; first transverse cubitus obsolete; nervu- 
lus slightly basad of the middle; transverse radius oblique, received 
at the apical third; third transverse cubitus oblique at about the 
same angle as the transverse radius, slightly more than twice as 
long as the second transverse cubitus; posterior basitarsus sub- 
equal in length with the following joints. Black; three basal joints 
of the flagellum rufous; anterior knees, bases of the posterior 
coxae, posterior trochanters and the band on the posterior tibiae 
white; head and thorax with dense gray hair; wings hyaline; 
venation black. 
Darjiling, Eastern Himalayas. Described from one female 
collected May 27, Ig10, at an altitude of 7,000 feet (E. Brunetti). 
Type.—In the Indian Museum No. “45”. 
