LIST OF HOMOPTEROUS INSECTS. 197 



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

 armed with two rather large 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 ; flaps bright lawny at the base and for a space along the hind 

 border. Length of the body 11 lines; of the wings 30 lines. 



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



C 148. Cicada Elana, Mas. 



Nervtis transversus \us fere rectus^ obliquus, anf/ulum suhacutum 

 jingens, 2o plus diiplb ejus longitudine divisus ; 2us fere 

 rectus, erecttis, angulum suhohlusvm Jingens, lo multb brevior ; 

 3us suhcurvus,fere erectus, angulum vix ohtusum fingens ; 4m.« 

 fere rectus, subobliquus, unguium rectum fingens, 3o multh 

 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, upright, 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 ai:gle, 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-scutcheon 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 tawnv, darker beyond the brand ; veins tawny, black 



s 3 



