LIST OF HOMOl'TEIiOlIS INSECTS 



huff and bordered with brown towards the base. Length of the body 

 25 lines ; of tbe wings 65 lines. 



3. Cicada oioas. 



Cicada gigas, Oliv. Enc. MHh. v. 750, 15, pi. Ill, f. 4. Stall, 

 C'ic. 84, pi. 22, f. 117. 



a. St. Lucia. Presented by W. Muter, Esq. 



b, c. West Indies. 



4. Cicada sonans, Mas. 



Nenms traiisnersus ins sabundatus mirh) obiiquus, angulum perob- 

 tusum finycns, 2o quadruplb ejus longilndine divisits ; '2its 

 subundatus valde obiiquus, angidmn perobtimim Jingens, lo 

 paullb longior ; 3«s sttbcunms, ereclm, angulum vix obtusum 

 jingens; iu$ tmdaiiis, obliqum, angulum subacutum Jingens, 

 3o muhb longior. 

 Second marginal areolet full ibvee-fourtbs of the length of the 

 first; fust cross-vein very slightly waved, very slanting, forming an. 

 extremely obtuse angle, parted from the second by four times its 

 length ; second very slightly waved, very slanting, forming an ex- 

 tremely obtuse angle, a little longer than the first ; third slightly 

 curved, upright, forming a hardly obtuse angle ; fourth waved, slant- 

 ing, forming a slightly acute angle, much longer than the third ; 

 fifth curved, nearly upright, forming a hardly acute angle. Body 

 tawny ; head a little narrower than the fore-chest : crown adorned 

 with a broad irregular curved black band ; a row of little black bands 

 on each side of the face which is very convex: eyes prominent: 

 mouth tawny with a black tip, reaching the hind-hips: feelers black : 

 borders andsutures of the scutcheon of the fore-chest black ; hind- 

 seulchcon broad, waved and partly edged with black on each side : 

 middle-chest adon.ed with seven biack stripes, of which the second 

 pair join the middle one and include the inner pair; hind part of 

 the cross-ridge black ; hind border rather deeply excavated : abdo- 

 men ueaily oval, longer than tbe chest, covered with pale shining 

 down, mostly black aliove towards the tip : drums small ; tymbals 

 yellow, marked with black: legs tawny, marked with black which is 

 mostly on tbe fore-legs ; fore-thighs armed with four teeth of various 

 size: wings colourless, their tips very slightly clouded with brown ; 

 veins black ; first and second cross-veins clouded with brown ; pri- 



