DEl{.\rAXOXE\U.S. 51 



distinct humeral angle, subacuminate at the apex, the margin 

 deeply sinuate above the posterior coxae, and with 10 striie. 

 Sternum with the epinieron of the inesosternuin much smaller 

 than its episternum ; the nietasteriium as long as or longer than 

 the intermediate coxse, the episternum present but sometimes 

 ver}'' narrow, the posterior coxse reaching the elytra. Venter 

 with, the intercoxal process very broad and ogival, seguient 2 dis- 

 tinctly longer than 3 or 4 separately and divided from 1 by a 

 deep straight incision. Legs elongate, the femora clavate, the 

 anterior pairs of tibite curved and with a short internal spine at 

 the apex, the corbels of the hind pair enclosed and with or 

 witliout scaling internally, the tarsi with joint 3 very broadly 

 lobate, the fourth elongate, the claws connate at the base. 



Range. N.E. India, Burma, Malay Peninsula, (Sumatra, Java, 

 and Japan. 



Dermatodes ccesieollis, Gyl., Cneorrhinus nodosus, Mots., and 

 Catapionus clafhratas, Koel., also belong to this genus. 



Keg to the Species. 



1 (2) Scutellum distinct ; elytra with a 



large rounded tubercle at the 



top of the declivity on interval 3. binodosus, sp. n., p. 51. 



2 (1) Scutellum invisible; elytra with- 



out tubercles. 



3 (6) Corbels of hind tibiae densely squa- 



mose inside ; shoulders of 

 elytra prominent ; prothorax 

 with a central farrow : front 

 coxte in the middle of the pro- 

 sternum. 



4 {o) Eye situated niidwav between 



the front inarjiin of the head 

 and the posterior constriction ; 

 each elytron with two large 

 bare rusrose black patches on 

 intervals 4 and 5 qiiadrisignatus, sp. n., p. 52. 



5 (4) Eye nuicli nearer front margin of 



head ; elytra without bare 



patches indicus, sp. n., p. 53. 



6 (3) Corbels of hind tibiae bare ; 



shoulders of elytra not pro- 

 minent ; prothorax Avithout a 

 central f ui'row ; front coxae 

 nearer the anterior margin of 

 the prosteruum helleri, sp. n., p. 51. 



20. Dermatoxenus binodosus, sp. no v. 



Colour black, with uniform dense pale sandy scaling. 



Head constricted and with a deep transverse impression behind 

 the eyes, which are placed about midway between the anterior 

 margin and the constriction, the forehead almost plane and with 



e2 



