HOMOPTERA. 73 



Thelia obliqua. 



Fulva, robusla ; prothorax sat alius, subpuncfahis, subcarinalus, lineis 

 duahus anticis ohliquis laleralibus nigris,postice flavus strigis duabus 

 laleralibus obliquis nigris, apice niger ; cornua lateralia brevia, 

 plana, valida, acuta ; abdomen nigrum ; alee anliccB semihyalina ; 

 posticcB vitrecB, subcinerecs. 

 Tawny, stout. Prothorax minutely punctured, slightly keeled, verli- 

 cal and rather high above the head, armed with two short stout acute late- 

 ral horizontal directly diverging horns, from each of which a black oblique 

 line proceeds to the border ; hind part yellow, with an oblique black 

 streak and with a flattened disk on each side, yellow also and attenuated 

 towards the tip, which is black and very acute, and extends a little beyond 

 the abdomen. Abdomen black. Fore wings semihyaline. Hind wings 

 vitreous, slightly grayish. Length of the body 3| lines; of the wings 

 9 lines. 



Mexico. 



Genus HEMIPTYCHA, Germar. 



Div. 1. Fairm. 



Subdiv. 1. Fairm. 



Hemipttcha truncaticobnis. 



Testacea, robusta ; frons minima ; prothorax rude punctatus, ferruginco 

 nolalus, antice subcarinatus ; cornua lateralia subobliqua, supra 

 nigra, apice truncata ; carina postica recta, nigro bimaculata, apicem 

 versus nigrum valde aitenuata, abdomen paullo superans ; femora 

 supra nigra ; aloe subcinerece ; anticce macula apicali fusca. 



Testaceous, stout. Head vertical, very minutely punctured; front 

 very small. Prothorax roughly punctured, vertical, broad, with some fer- 

 ruginous marks, and with a slight keel above the head, armed with two 

 lateral diverging slightly ascending horns, which are mostly l)lack above 

 and truncate at the tips. Hind part straight along the keel, with a black 

 spot on each side, much attenuated towards the acute tip, which is black, 

 and extends a little beyond the abdomen. Femora mostly black above. 



