50 LIST OF HOMOPTEEOUS INSECTS. 



whitish minute dots. Hind winp:s vitreous, with black veins. 

 Length of the body 7 lines ; of the wings 18 lines, 

 a. Mexico. From M. Salle's collection. 



POTOCERA CONSTELLATA. 



Foem. Piceo-fusca ; frons suhtiiherculata, margine suhelevato ; 



fades carinis trihits antice connexis ; thorax svbcarinatus ; 



abdomen afriim ; -pedes nigri ; alee anticcs nigree, rufo gnUatce, 



costa viridi guttata^ apice fusees albido guttata; postiece 



alhido viirece, basi nigrcB, venis Tigris basi et apud marginem 



inlerioretn cyaneo-viridibus. 



Female. Piceous-brown. Front very minutely tuberculate ; 



border slightly elevated ; sides and fore border hardly concave. 



Face with two slight keels, which are united in front. Thorax 



with a very slight keel. Abdomen deep black. Legs black. Fore 



wings black, with numerous red dots and minute spots for more 



than half the length from the base ; costa with pale green dots ; 



apical part brown, with whitish dots. Hind wings whitish vitreous, 



black towards the base ; veins black, bluish green towards the base 



and along the interior border. Length of the body b\ lines ; of the 



wings 18 lines. 



a. Mexico. From Mr. Glennie's collection. 



POIOCERA GUTTIPES. 



Testacea, subtus ex parte viridescens ; vertex nigra maculatus ; 

 frons bicarinata, margine vix elevato ; fades carinata ; pro- 

 thorax carinatus, nigro binotatus ; mesothorax carinis tribus 

 postice furcatis ; pectus nigro notatum ; alee anticee stib- 

 cinereee, basi rufescentes^ nigro notata : posticce vitreee venis 

 nigris. 

 Testaceous, partly greenish beneath. Vertex with a black 

 spot in the middle. Front with two keels, which are connected 

 with a few more slight ridges ; border hardly elevated; sides and 

 fore part very slightly concave. Face keeled. Prothorax with 

 a keel, which joins a slight transverse curved ridge on each side ; a 

 black mark on each side of the disk. Mesothorax with three keels 

 which are forked hindwavd. Pectus with many black marts. Ab- 

 domen very pale beneath. Legs pale green, with various minute 

 black marks. Fore wings grayish, reddish towards the base, with 



