122 LIST OF HOMOPTEROUS INSECTS. 



are widened in front and behind ; hind-scutcheon broad, pale green, 

 widened at the base of each fore-wing, adorned with a black spot on 

 each side which is excavated : fore part of the middle-chest mostly 

 occupied by four very broad black stripes ; the outer pair much hin- 

 der than the inner pair, behind ihe latter are three black spots which 

 are sometimes united; hind border very slightly excavated : abdo- 

 men obconical, a little longer than the chest, partly covered with 

 white down, black above, tawny along: the hind horders of the seg- 

 ments of the female : drums rather large, slightly crossing each 

 other ; opercula black, tawny at tLe base : legs tawny ; fore-thighs 

 armed with three teeth, one large, one of moderate size, and one 

 very small : wings colourless; fore border tawny for half the length, 

 black from thence till near the tip ; veins tawny ; cross-veins and 

 adjoining j)arts of the longitudinal veins tawny ; primitive areolet 

 partly brown ; fore-flaps whitish, as are also the hind-flaps at the 

 base. Length of the body 1 1 — 12 lines ; of the wings 33 — 34 lines. 



In one case the first cross-vein of the left wing forms a connect- 

 ing link between the first discoidal areolet and the second marginal 

 areolet. 



L/ 59. Cicada semilata, Mas. 



Nervus transversus ]us subcurvtis, ohliquus^ angulum valde obtu- 

 sum fingens, 2o quadruplo ejus longitudine divisns ; 2us sub- 

 curvus, valde obliquus, angulum perobtustun Jingens, lo lon- 

 gior ; 3w9 subundatus, obliquus, angulum acutum aut fere 

 rectum Jingens ; 4t« vix undatus, obliquus, angulum vix acu- 

 tum Jingens, 3i longitudine. 



Second marginal areolet three-fourths of the length of the first: 

 first cross-vein very slightly curved, slanting, forming a very obtuse 

 angle, parted from the second by about four times its length ; second 

 very slightly curved, very slanting, forming an extremely obtuse 

 angle, longer than the first; third very slightly waved, slanting, 

 forming a more or less acute angle; fourth hardly waved, slanting, 

 fonning a hardly acute angle, as long as the third ; fifth curved, up- 

 right, forming a nearly right angle. In, the left wing of an insect 

 of this species the second cross-vein is shorter than the first. Body 

 tawny, tinged with green : head nearly as broad as the fore-chest, 

 adorned with two irregular and interrupted black bands; face con- 

 vex : eyes prominent -. mouth tawny with a black tip, reaching be- 

 yond the hind-hips : fore border of the fore-chest partly black ; hind- 



