174 list of aomopterous insects. 



120. Cicada encaustica. 



Cicada encaustica, Germ. Silb. Rev. Ent. ii. 62, 15. 



a — c. New Holland. Presented by the Earl of Derby. 

 d. New Holland. Presented by the Haslar Hospital. 

 e — m. New Holland. 



121 Cicada angusta. 



Nervus transversus \iis subcurvus fere erectus, angutum obtusum 

 Jingens, 2o quadruplb ejus longitudine divisus ; 2us subcurvus, 

 obliquus, angulum valde obtusum Jingens, \o longior ; 3r« sub- 

 undatus, obliyuus, angulum acutum Jingens ; Aus subcurvus , 

 obliquus, angulum acutum Jingens, 3o vix brevior. 



Second marginal areolet about five-sixths of the length of the 

 first : first cross-vein very slightly curved, nearly upright, forming 

 an obtuse angle, parted from the second by about four times its 

 length ; second slightly curved, slanting, forming a very obtuse an- 

 gle, longer than the first ; third very slightly waved, slanting, form- 

 ing an acute angle ; fourth very slightly curved, slanting, forming 

 an acute angle, nearly as long as the third ; fifth very slightly cun'ed, 

 nearly upright, forming a right angle. Much like C. Rosea, but 

 narrower: body tawny, very hairy: head small, a little nan'ower 

 than the fore-chest ; disks of the crown and of the face mostly black : 

 eyes rather prominent : mouth tawny with a black tip, reaching the 

 middle-hips: feelers black, stout: fore-chest adorned with three 

 yellow stripes ; the side pairs irregular and oblique ; sides very 

 slightly excavated in the middle part, slightly convex in front and 

 behind ; hind-scutcheon rather narrow in the middle : scutcheon of 

 the middle-chest adorned with two very large black obconical marks, 

 and between each of these and the side there is an oblique black 

 stripe ; hind border hardly excavated : abdomen obconical, much 

 longer than the chest, black above excepting the tip and the hind 

 borders of the segments ; a stripe of pale hairs extends along the 

 back ; under side with a broad short pitchy stripe in the disk : oper- 

 cula none ; tymbals white ; drums whitish, of moderate size, almost 

 meeting beneath, nearly one-third of the length of the abdomen : 

 legs pale tawny ; thighs streaked with black ; tips of the claws black ; 

 fore-thighs armed with three black teeth : wings colourless ; veins 

 pale tawny, darker along the fore border, marked with black at the 

 base, black at the tips; flaps colourless. Length of the body 8 

 lines ; of the wings 22 lines. 



a. ? From Mr. Earl's collection. 



