LIST OF HOMOPTEIIOUS INSECTS. 1U7 



domen : legs tawny ; claws black, tawny at the base ; fore-thighs 

 aniied with two lather larjje tawny teeth, one near the base, the 

 other near the tip ; spines of the hind-shanks pitchy : wings colour- 

 less, bright tawny at the base ; primitive areolet and fore-membrane 

 tawny ; (laps bright tawny at the base and for a space along the hind 

 border. Length of the body 1 1 lines ; of the wings 30 lines. 

 a. Mexico. Presented by E. P. Coffin, Esq. 



148. Cicada Elana, Mas. 



Nervus transversus lus feri rectus, ohiiqwis, anijuhtm subaciitum 

 fingens, 2o plus duplt) ejus longitudine dimsus ; 2«s fere 

 rectus, erectus, angulum subobtusum fingens, lomulld brevior ,- 

 3us subcurvus,feri erectus, angulum vix oblusum fingens ; 4«.« 

 feri rectus, subobliquus, angulum rectum fingens, 3o niulth 

 longior. 



Second marginal areolet longer? than the first: first cross-vein 

 nearly straight, slanting, forming a slightly acute angle, parted 

 from the second by a little more than twice its length ; second nearly 

 straight, npright, forming a slightly obtuse angle, much shorter 

 than the first ; third very slightly curved, nearly upright, forming a 

 hardly obtuse angle ; fourth almost straight, slightly slanting, form- 

 ing a right angle, much longer than the third ; fifth slightly curved, 

 upright, forming a slightly acute angle. In the right fore-wing of 

 the insect described the first marginal areolet is closed at some dis- 

 tance from the tip of the wing. Body black, slender, tawny be- 

 neath : head a little narrower than the fore-chest, pale tawny in front ; 

 face tawny, very convex, slightly prominent ; furrows in front brown : 

 mouth tawny with a black tip, reaching the middle-hips : feelers 

 black: eyes prominent: fore-chest much narrower in front than be- 

 hind; scutcheon adorned with four tawny spots, two on the fore 

 border and two on the hind border; hind-scutchcon very narrow, 

 adorned with a black triangular middle spot, very much widened 

 and slightly angular at the base of each fore-wing, hardly excava- 

 ted on each side : scutcheon of the middle-chest adorned with two 

 slightly oblique tawny stripes which widen from the fore border to 

 the cross-ridge, which is also tawny ; sides and hind border tawny, 

 the latter hardly excavated : abdomen obconical, very much longer 

 than the chest ; hind borders of the segments tawny ; horn pitchy : 

 drums tawny, extremely small, parted by a very narrow interval : 

 legs tawny ; thighs and shanks adorned with pitchy streaks ; fore- 

 thighs armed with three long pitchy teeth: wings colourless ; fore 

 border pale tawny, darker beyond the brand ; veins tawny, black 



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