104 LIST or llOMOPTEUOUS INSECTS. 



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

 times its length ; second nearly straight, slightly slanting, forming 

 an almost right angle, as long as the first; third almost straight, 

 slanting, forming an acute angle ; fourth indistinctly waved, slant- 

 ing, forming an acute angle, very much longer than the third ; fifth 

 slightly curved, nearly upright, forming a very slightly obtuse an- 

 gle. Body ferruginous, clothed with a few wliite hairs : head pale 

 tawny, rather broader than the fore-chest ; region of the eyelets 

 occupied by a pitchy mark whence two ferruginous stripes proceed 

 to the hindborder; a black baud across the front ; face very convex, 

 rather prominent, adorned with a black stripe which extends to the 

 mouth ; mouth tawny with a black lip, extending to the middle- 

 bips: eyes not prominent : feelers black : breast pale tawny: fore- 

 chest not narrower in front than behind ; scutcheon adorned with a 

 slender yellow middle stripe, pitchy on each side ; hind-.scutchenn 

 narrow, dark lawny, broader and forming a distinct angle at the 

 base of each fore-wing, extending some distance beyond the scut- 

 cheon, nearly straight on each side : scutcheon of the middle-chest 

 adorned with tbreeyellow stripes which are united in front, the side 

 pair slightly oblique ; cross-ridge very small ; hind border not exca- 

 vated : abdomen obconical, pitchy towards the tip, very little longer 

 than the chest : oviduct pitchy : legs tawny ; thighs somewhat fer- 

 ruginous ; tips of the claws black ; fore-thighs armed with three 

 black teeth, two of these are large, and one small : wings colour- 

 less; their tips brown, which colour extends much more on the fore- 

 wings than on the hind-wings, and in the former includes two nearly 

 colourless spots ; the tawny stripe along the fore border is much 

 broader between the base and the brand than beyond the latter which 

 is pitchy ; veins tawny, black towards the tii)s ; fore-flaps pale 

 tawny ; hind-flaps pale lawny along the hind border towards the base. 

 Length of the body 7i lines ; of the wings 23 lines. 



108. Cicada Sphinx, Fern. 



Nervus transversns \us si(bciirviis, subobliqnvs, migulum rectum 

 fingens, 1o plvs Iripld ejus hmgiludine divisus ; 2us fere rec- 

 tus, subnbliguns, am/ulumohlusum Jim/ens, }o midtf> brevior ; 

 Su-i subuntlalus, obliquus, angulum subacutum fingens ; ius 

 feri rectus obliquus, angulum vix acutum fingens, 3o paullb 

 brevior. 

 Second marginal areolet less than half the length of the first : 

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



