44 INSECTA SAUNDERSIANA. 



Genus ASIRACA, Latr. 



AsiRACA YITTIFRONS. 



Testacea; caput angustum, bicarinatum ; vertex nigro univittatus ; frons 

 nigro bivittata ; antennarum articulus 2us fuseescns, lo longior ; 

 mesothorax tricarinatus ; pectus fusco bimaculatum ; oviductus 

 niger, abdomen paullo superans ; femora fusco fasciala ; alee vitrece, 

 venis nigris ex parte flavis ; anticce venis posticii ex parte fusco 

 nebulosis. 



Testaceous. Vertex and front nanow, with two keels ; vertex with 

 one black stripe ; front with two black stripes. Second joint of the 

 antennae brownish, longer than the first. Mesothorax with three keels. 

 Pectus with a large brown spot on each side. Oviduct black, extending a 

 little beyond the abdomen. Femora with brown bands. Wings vitreous ; 

 veins black, partly pale yellow. Fore wings wilh the stigma black, pale 

 yellow towards the tip ; veins along the interior border partly and slightly 

 tinged with brown. Length of the body 2 lines; of the wings 5 lines. 



Tribe ISSITES, Spinola. 



Subtribe ISSOIDES, Spinola. 



Genus ISSUS, Fabr. 



ISSUS SCUTATUS. 



Nigricans, punctatus,obscurus ; vertex depressus, transversus ; frons elongata, 

 subcarinata, antice lalescens ; mesothorax bicarinatus ; alts anticce 

 lurido fuscce, laliusculce, subovatce, nigro laria, venis venulisque 

 plurimis ; posticce obscure cinerece. 



Blackish, punctured, dull. Vertex depressed, much broader than 

 long ; front much longer than broad, wilh a slight keel, widened towards 

 the face, which is lanceolate and slightly keeled. Mesothorax with two 

 keels. Fore wings lurid brown, rather broad, almost oval, varied wilh 

 black; veins and veinlets numerous, irregular. Hind wings dark gray. 

 Length of the body 4 lines; of the wings 8 lines. 



Mexico. 



