128 LIST OF HOMOPTEROUS INSECTS. 



. Pterygia subsimilis. (? 



Nigra, albo tomentosa ; prothorax tuberculatus, antice subcarinatus, 

 cornubus duobus brevissimis ascendentibus subobliquis ferru- 

 gineo notatis apice truncatis ; carina postica basi et apud 

 medium gibbosa ; tarsi testacei, apice nigri ; alee anticce linea 

 apud marginem interiorem fulva. 



Black. Head, fore part of the prothorax, two bands on the 

 hind part, tibiae, and some marks on the fore wings of white tomen- 

 tum. Prothorax tuberculate, with a slight ridge in front, and with 

 two very short ascending slightly diverging horns, which are trun- 

 cate at their tips, and are partly ferruginous in front ; a rounded 

 hump on the prothorax just behind the lateral horns and another 

 more hindward, a little larger than the first. Tarsi testaceous, 

 with black tips. Fore wings with a lawny line along the interior 

 border. Length of the body 2 lines; of the wings 4 lines. 



a. Constancia, Province of Rio. Presented by John Gray, Esq. 



Genus OXYRHACHIS, Cat. Horn. p. 503. \J 



OXYRHA.CHIS INDICANS. ^ 



Fusca, subpubescens, scite punctata ; prothorax subcarinatus, cor- 

 nubus duobus protensis subobliquis subascendentibus supra 

 subtuberculatis apice truncatis spinaque armatis, postice Ian- 

 ceolatus abdomine multo brevior ; pedes fulvi; aloe anticce 

 lurida, apud costam fusca et punctata ; postica subcinerea. 



Brown, slightly pubescent, very minutely punctured. Prothorax 

 slightly keeled, armed with two advancing slightly ascending and 

 diverging horns, which are minutely tuberculated above and trun- 

 cate at each tip, whose outer side isprolonged into a much diverging 

 spine ; hind part lanceolate, extending to about half the length of 

 the abdomen. Legs tawny. Fore wings lurid, brown and punc- 

 tured along the costa. Hind wings grayish. Length of the body 

 2£ lines ; of the wings b\ lines. 



a. Ceylon. From Mr. Purdie's collection. 



