184 LIST OF HOMOPTEROUS INSECTS. 



mostly red ; under side adorned with two yellow stripes which taper 

 from the base and do not extend much beyond half the length : 

 opercula none ; tymbals hoary ; drums yellow, of moderate size, not 

 far apart, more than one-third of the length of the abdomen : legs 

 black ; thighs and fore-hips adorned with tawny stripes ; a tawny 

 band on the base of each shank ; four hinder-shanks pitchy, tawny 

 beneath at the tips; claws dark red, partly pitchy; hind-feet 

 adorned with a tawny band ; fore-thighs aimed with three black 

 teeth whose tips are ferruginous, one is large, the other two small : 

 wings colourless ; fore border dark tawny, pitchy beyond the brand ; 

 veins ferruginous, black towards the tips ; fore-flaps tawny ; hind- 

 flaps white at the base and on the hind border and along the middle- 

 vein. In the insect described the first marginal areolet is divided 

 longitudinally in both wings, and in the left wing the fifth marginal 

 areolet has near its base a little cross-vein which forms a pentagonal 

 areolet. liCngth of the body 7i lines ; of the wings 19i lines. 

 a. New Holland. Presented by the Haslar Hospital. 



A33. Cicada Arclus, Mas. 



Nervus transversus lus curvus, subobliquus, angulimi subobtusum 

 Jingens, 2o plus iriplb ejus longitudine divisus ; 2us subcurvus, 

 obiiquus, anc/ulum obtusum Jingens, lo longior ; 3us fere 

 rectus, subobliquus, angulum rectum Jingens ; Aus subcurvus, 

 obiiquus, angulum acutum Jingens, 3o multb longior. 



Second marginal areolet as long as three-fourths of the first : 

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

 tuse angle, parted from the second by much more than thrice its 

 length ; second slightly curved, slanting, forming an obtuse angle, 

 longer than the first; third almost straight, slightly slanting, form- 

 ing a right angle ; fourth slightly curved, slanting, forming an acute 

 angle, very much longer than the third : fifth very slightly curved, 

 upright, forming a nearly right angle. Body black, very slender : 

 head near as broad as the fore-chest, adorned with a dark red sj)ot 

 on each side at the base of the feelers ; a small triangular tawny 

 spot between the eyelets ; face slightly convex, not at all prominent : 

 mouth black, adorned with a tawny band near the base, reaching 

 the middle hips : eyes very prominent : feelers black : fore-chest a 

 little narrower in front than behind ; hind-scutcheon narrow in the 

 middle, tawny along the hind border, rounded and much widened 

 at the base of each fore-wing, excavated on each side, adorned with 

 a red spot towards the fore border : scutcheon of the middle-chest 

 adorned with two slender, slightly angular tawny stripes, which have 



