1922. ] Diploptera in the Indian Museum. 241 
lateral margins. Post-scutellum impunctate, a posteriorly 
striate, a distinct median furrow and two small, more or less 
triangular, reddish marks on each side of it at apex. 
domen uniformly shining black. 
Legs brownish, from the femora outwards with golden 
pubescence; outer side of coxae of first pair ochraceous, and 
three-fourths of femora, tibiae and tarsi ochraceous ; coxae of 
second and third pairs with an ochraceous marking on outer- 
side, and extremities of femora ochraceous. 
Wings semi-hyaline, iridescent; stigma brownish-black ; 
an ovate spot on sides below base of forewings, a lunate mark- 
ing below this. and a spot below hindwings, reddish 
g m.; expanse: 21 mm. 
Habitat: 10 miles south of Kuching, Sarawak, Borneo 
(C. W. Beebe, 20-vi-10). : 
Type in the collection of the Zoological Survey of India, 
- Indian Museum, Calcutta : 
This species is allied to S. rufomaculata Bingham, but in 
our species the mesonotum is grooved and the abdomen is 
immaculate, while in Bingham’s species the mesonotum is not 
reddish colour of the markings of our type may probably be 
due to discolouration by the action of Cyanide. If this is so 
the original colour was probably ochraceous. 
Stenogaster nigrifrons Smith. 
more conspicuous. We assign these specimens to the above 
species, 
Stenogaster eximia Bing. 
Kandy, Ceylon (F. H. Gravely, 13-v'10 and iv-10). 
