1885.] E. T. Atkinson — Notes on Tndian Rhynchota. 81 



The Hypsauchenia halUsta of Gcrmar (Silb. Rev. Ent. iii, p. 231. 

 1835) nee Am. & Serv. (Hist. Nat. Ins. Hem. p. 535, t. 9, f. 5, 1843) is 

 referred to H. hardwickii by Fairmaire (I. c. p. 520) and Am. & Serv.'s 

 species H. halista is referred to the genus Sphongophorus from Mexico 

 (1. c. p. 261). S. halista, Am. and Serv., differs from U. halUsta, Germar, 

 in the posterior process ending in an erect ensiform prolongation, which 

 is wanting in hardiuichii from India. 



Genus Leptobelus, Stal. 

 Hem. Afrio. iv. p. 86 (1866) : Ofvers. K. V.-A., Forh. p. 280 (1869). 



Frons without a basal lateral lobe, gradually narrowed : sides of the 

 pectus unarmed : thorax with the disc elevated, the elevated part furnished 

 on both sides with a slender horn, and posteriorly with a slender process, 

 well apart from the body : scutellum elongate, longer than broad, gra- 

 dually acuminated or much narrowed towards the apex, and with the 

 apex slightly and narrowly obtusely or subsinuately truncated : exterior 

 discoidal area of tegmina petiolated : wings with four apical areas : 

 tibi83 very rarely dilated (Stal). 



8. Leptobelus dama, Germar. 



Centrotus dama, Germar, Silbermann's Eev. Ent. iii. p. 258 (1835) : Fairmaire, 

 A. S. E. F. (2 ser.) iv. p. 510 (1846), t. 3, f. 14 : Walker, List Hom. B. M. ii. p. 602 

 (1851). 



Leptobelus dama, Stal, Berlin Ent. Zeitsch. p. 386 (1866) : Ofvers. K. V.-A. 

 Forli. p. 284 (1869). 



Black : thorax, posteriorly, with white scales ; furnished with a 

 short slender process on the dorsum anteriorly, turning upwards, armed 

 at the apex on both sides with a spine which is produced outwards, and 

 infiexed at the apex : scutellum elongated, spinose, white at the base : 

 exterior discoidal area of corium petiolated (Fairm.). Body long, 9 

 millims. 



Reported from India : the Indian Museum possesses a specimen 

 from the Khasiya hills. 



9. Leptobelus gazella, Fairmaire. 



Centrotus gazella, Fairmaire, A. S. E. F. (2 ser.) iv. p. 510 (1846) : Walker, 

 List Horn. B. M. ii. p. 602 (1851). 



Leptohehcs gazella, Stal, Berlin Ent. Zeitschr. x. p. 386 (1866) : Ofvers, K. V.-A. 

 Forh. p. 284 (1869). 



Caerulean black, thorax elevated in the middle, the elevated part 

 trispinose, spines not inflexed, posteriorly not scaly with white. Closely 

 allied to L. daina, from which it differs by its smaller size, the lateral 

 spines shorter proportionately and slight]}^ turned up ; the prothorax is of 



