LIST OF HOMOPTEROUS INSECTS. 169 



CI 13. Cicada sericea, Mas et Fern. 



Nervus transversus \us snbcurvus, fere erectus, angulum subobtu- 

 sum fingens, 2o plus quadriiplb ejus lonyitudine divisus ; 2ux 

 submrvus, fere erectvs, angulum subobtusum fingens^ \o mullo 

 longior ; 3us fere erectus, obliqutis, angulum acutum fingens ; 

 4us snbcurvus, obiiquus, angulum acutum fingens, 'do multo 

 longior. 



Second marginal areolet aLoul three-fourths of the length of 

 the first : first cross-vein slightly curved, nearly upright, forming a 

 slightly obtuse angle, parted from the second by more than four 

 times its length ; second slightly curved, nearly upright, forming a 

 slightly obtuse angle, a little longer than the first ; third nearly 

 straight, slanting, forming an acute angle ; fourth very slightly 

 curved, slanting, forming an acute angle, much longer than the 

 third ; fifth very slightly curved, slanting, forming an obtuse 

 angle. 



Male. — Body green, adorned with silky down : head rather 

 small, narrower than the fore-chest, greenish tawny along the sides 

 of the eyes, adorned with two black spots by the eyelets ; face con- 

 vex, not very prominent, having above two black spots and in front 

 a black forked stripe, on each side of which there is a tawny stripe : 

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

 minent : feelers black : fore-chest adorned with a black spot on the 

 hind border, and on each side with four black marks, two of these 

 on the disk, four occupy the furrows, two are on the borders, and the 

 spaces between them have a tawny tinge ; sides of the fore-chest 

 widest by the base of the wings, thence linear as far as the fore-bor- 

 der where they are rounded : scutcheon of the middle chest with 

 four oblique large black marks whose disks have sometimes a tawny 

 tinge, and are more or less adorned with tawny net-work ; the mid- 

 dle pair are much shorter than the hind pair, and behind them are 

 three black spots forming a triangle ; hind border hardly excavated : 

 abdomen black, as long as the chest, adorned above with ferrugi- 

 nous and green bands which vary in size and number ; a broad 

 greenish tawny stripe on each side beneath ; opercula very small ; 

 tymbals whitish with tawny bands ; drums pale green, rather small, 

 parted by a moderate interval : legs green ; fore-shanks towards the 

 tips and feet pitchy ; claws black, tawny at the base ; fore-thighs 

 armed with three stout black teeth : wings colourless ; veins and 

 fore border green, black towards the tips ; flaps of the fore-wings 

 brown with a black vein in front ; flaps of the hind wings colourless, 

 their fore borders clouded with brown. 



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