DIPLOSTIRA. 



23; 



abdomen above, body beneath, and legs ochraceous ; a single lateral 

 spot to metasternum, two lateral spots to pro- and luesosterna, 



Fig. 150. — Fhavoriims afflictus. 



and the abdominal spiracles black ; antennae ochraceous, apices of 

 second and third joints iiifuscated (I'emaining joints mntilated). 



Length 15 ; breadth between pronotal angles 8 millim. 



Hab. " India " {Brit. Mus.). 



The figure is taken from Walker's unique type in the British 

 Museum. 



Division DIPLOSTIRARIA. 



A small di\ision to be recognized by the concavely excavated 

 posterior margins of the pronotum ; the lateral pronotal angles 

 are only subprominent, and the abdomen is more or less pro- 

 minently spined at base. 



Synojysis of Genera. 



l^ase of abdomen obtusely spiued ; meso- and meta- 



sterna with two prominent median ridges .... Diplostira, p. 237. 

 Ease of abdomen with a long spine extending to 



head ; mesosternum finely' ridged or carinate . . Ambiorix, p. 239. 



Genus DIPLOSTIRA. 



Diplostira, Ball. List Hem. i, p. 300 (LS.jl) ; Stal. 6fi\ Tet -Ak 



Fork. 1867, p. 522. 

 Carenoscaptus, Sirjn. Ann. Soc. Ent. Fr. (2) ix, 1851, p. 341. 



Type, D. valida, Dall. 



JJistrihution. At present known only from 8ikhim and Assam. 

 Body elongate, broadest across the pronotal angles ; head laro-e, 

 longer than broad, lateral margins very obsoletely sinuate, lobes'of 



