810 LIST OF HOMOPTEROUS INSECTS. 



Latr. Gen. iii. 158, 1. Duf. Rech. Hem. 98, 1. Guer. Icon. 



Reg. An. pi. 51, f. 7. Blanch. Hist. Nat. Ins. 194, pi. 15, f. 2. 



Amyot et Serv. Hist. Nat. Hem. 577. Costa^ Fn. Reg. Nat. 



Ins. Emit. Ledra. Crochard, Ins. pi. 98, f. 7. 

 Cicada aurita, Linn. Sgst. Nat. ii. 706, 7. Fabr. Sp. Ins. ii. 317, 



7. Mant. Ins. ii. 263, 13. Ent. Si/st. iv. Gmel. Ed. 



Si/st.Nat.l 4, 2095,7. Schreb. Ins. S, f. 1, 2. Sulz. Hist. 



Ins. pi. 9, f. 7. SchcBff. Icon. pi. 96, f. 3. Stall, Cic. 30, pi. 



4, f. 22. Geoff. Ins. ii. 422, 17, pi. 3, f. 1. Oliv. Enc. Meth. 



vii. Qm, 26. 

 Membracis aurita, Petagna, Inst. 617, 1. 

 Ledra, Amyot, Ann. Soc. Ent. Fr. 2me Serie, v. 198, 434. 



a — c. England. 

 d, e. France. 



2. Ledea perdita. 



Ledra perdita, Amyot et Ser^. Hist. Nat. Hem. 577, 2, pi. 11, 



f. 5. 

 N. America. 



3. Ledra dorsalis. 



Ferruginea, subtus testacea ; scutellum sex-cristatum ;, fem. abdo- 

 men vix caudatum ; pedes testacei ; alee anticce tuberculatce, 

 apice sublimpidce ; alcB posticce sublimpida. 



Ferruginous, testaceous beneath : head a little broader than the 

 chest, very slightly arched, almost semicircular in front, obtusely 

 angular on each side, slightly concave on the hind border ; its length 

 hardly half its breadth ; three broad low rounded ridges on the 

 crown, the side pair oblique; face with three black stripes cor- 

 responding to the ridges above: shield roughly punctured, slightly 

 convex in front, very concave on the hind border, armed with six 

 crests, outer pair irregular, horizontal and oblique; next pair verti- 

 cal, very high, marked with black, convex above, perpendicular, and 

 forming right angles behind ; inner pair slight, interrupted, with two 

 black dots on each towards the hind border ; scutcheon convex: ab- 

 dominal appendages short: legs testaceous : fore-wings ferruginous, 

 tuberculate especially towards the base, almost colourless towards 

 the tips : hind-wings almost colourless. Length of the body 10 

 lines; of the wings 18 lines. 



a. Silhet. From the Rev. J. Stainforth's collection. 



