I(i2 LIST OF HOMOITKROUS INSECTS. 



au obtuse angle. Body ferruginous, tawny beneatli : head tawiiy, 

 region of tlie eyelets pitchy ; u pitchy mark on each side of the 

 front ; a black stripe on the face vvhich is very convex and some- 

 what prominent: eyes prominent: mouth tawny with a black tip, 

 reaching the niiddle-liip.s : feelers black: fore-chest not broader than 

 the head, adorned with a tawny stripe ; fun-ows somewhat tawny ; 

 sides widened by the base of the fore-wings, straight elsewhere ; hind- 

 scutcheon narrow above, broader and lawny on each side: scut- 

 cheon of the middle-chest adorned with six imperfect stripes, the 

 middle pair straiglit, the other four slightly oblique ; hind border 

 hardly excavated : abdomen obconical, much longer than the chest, 

 very tapering towards the tip, adorned with a tawny spot on each 

 side near the base, pitchy beneath towards the tip : oviduct pitchy : 

 legs tawny ; claws black ; fore-tliiglis armed with three black teeth, 

 two large and one small : wings and Haps brownish tawny, brown 

 at the base and along the fore border of the fore-wings ; veins black, 

 brown at the base ; flaps brown along the fore border. Length of 

 the body 10 lines; of the wings 26 lines. 



105. Cicada tbistioma. 

 Cicada tristigma. Germ. Silh. Rev. Ent. ii. 69, 33. 

 rt — c. New Holland. 



106. Cicada nodosa, Vem. 



Nerims transversus \us rectus, mlih' rhlii/uns, imgnlum pernbla- 

 sum Jinyetis, 2« plus Iriplt/ ejus li}>i</itiiilhtr divism ; '2us fen 

 rectus, valde obliqwis, ani/nhun pcrDhinsnm Jingcns, 1« multli 

 longior ; Sus subundalus, obliguus, ant/ulum acutum Jinyeits ; 

 4«s curvus, obligims, angulum subacutum Jingcns, 3o brevior. 

 First cross-vein stiaight, very slanting, forming an obtuse an- 

 gle, parted from the second by more than thrice its length ; second 

 nearly straight, very slanting, forming an extremely obtuse angle, 

 much longer than the first; third sliglitly waved, slanting, forming 

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

 angle, shorter than the third ; filth slightly curved, nearly upright, 

 forming a nearly rightangle. In the insect described, an additional 

 cross-vein divides in the right wing the first marginal areolet, and in 

 the left wing the second marginal areolet. Body tawny, almost hair- 

 less : head a little narrower than the fore-chest, adorned with a 



