LIST OF nOilOPTEROUS INSECTS. 187 



136. Cicada obscurior, Mas. 



Nervus transrersus \us subciu'vus, erectus, angulmn ohtusuvi fin- 

 gens, 2o plus duplb ejus longitudine divisiis ; 2?« vix curviis^ 

 fere erectus, angulum ohtusum fingens, \o longior ; 3us vix 

 curvus, obliguus, angulum subacutum fingens, 3o brevior. 



Second marginal areolet almost as lon^ as the first : first cross- 

 vein hardly curved, upright, forming an obtuse angle, parted from 

 the second by much more than twice its length ; second hardly 

 curved, nearly upright, longer than the first, and forming a more 

 obtuse angle ; third hardly curved, slanting, forming an acute an- 

 gle ; fourth nearly straight, slanting, forming a slightly acute angle, 

 shorter than the third ; fifth slightly curved, upright, forming a right 

 angle. Body black : head and chest a little broader than those of 

 C. rufifascia and of C. multifascia : head as broad as the fore- 

 chest, adorned with an indistinct reddish mark between the eyelets 

 and another on the face, which is convex but not prominent, and 

 has a tawny mark in front and a tawny stripe along each of its sides: 

 mouth black, reaching the hind-hips : eyes prominent : feelers black : 

 sides and hind border of the scutcheon of the middle-chest dark 

 red ; hind border not excavated : abdomen very little longer than 

 the chest, rather broader than that of C. rufifascia ; hind borders 

 of the second and following segments red ; under side tawny with 

 three pitchy stripes : opercula none ; tymbals dark gray ; drums pale 

 yellow, very small, parted by a broad interval : legs black ; fore- 

 thighs streaked with dark red, armed vvith three long black teeth ; 

 knees reddish ; a tawny band near the base of each middle-shank ; 

 hind-shanks pitchy, tawny towards the tips, adorned vviih a tawny 

 band near the base ; hind-feet pitchy with a tawny band : wings 

 colourless ; fore border dark red along the whole length ; veins black ; 

 fore-membranes dull pale tawny ; flaps colourless, dull pale tawny 

 at the base and along the middle vein. Length of the body 6 lines ; 

 of the wiuiis 15 lints. 



137. Cicada ixcepta, Mas et Fem. 



Nervus transversns lus fere rectus, suberectus, angulum obtusum. 

 fingens, 2o fere quadruplb ejus longitudine divisus ; 2us sub- 

 curvus fere erectus, angulum obtusum fingens, li longitudine ; 

 3ms vix undatwi, obliquus, angulum acutum fingens; 4us 

 subcurvus, obliquus, angulum acutum fingens^ 3o vix longior. 



Second marginal areolet full three-fourths of the length of the 

 first : first cross-vein almost straight, nearly upright, forming an 



