LIST OF HOMOPTEROUS INSECTS. 719 



pressions near the hind border ; face very convex, with a blackish 

 disk, which has about eight oblique ridges on each side : disk of the 

 breast blackish: fore-wings with a dark brown dot on the hind 

 border near tlie tip : hind-wings colourless ; veins pale straw-colour. 

 Length of the body 2j lines ; of the wings 5^ lines. 



a. North Bengal. From Miss Campbell's collection. 



^ 35. Ptyelus basivitta. 



Fulviis ; caput anticum subtus pectorisque latera nigricantia ; ab- 

 domen nigrum, basi apiceque fulvum ; alee aritiae basi nigra 

 vitlatcB. 



Pale tawny, covered with pale down : head and chest almost 

 flat: head very convex in front, slightly impressed on each side by 

 the fore border, about which it is blackish beneath ; face very convex, 

 with about ten oblique ridges on each side : breast blackish beneath 

 the base of each fore wing : abdomen black, pale tawny at the base 

 and at the tip : fore-wings with a blackish stripe, extending along 

 more than one-third of the length, parallel to the fore border: hind- 

 wings colourless; veins pale straw-colour. Length of the body 2^ 

 lines ; of the wings o\ lines. 



a. Hudson's Bay. Presented by G. Bamston, Esq. 



36. Ptyelus bifasciatus. 



Cicada ? Geoff. Ins. Par. i. 415, 2. Beg. Act. Holm. 1741, 221, pi. 

 7. Reaum. Act. Par. 1705, 162. i?ay, Ins. 67. Sivammerd. 

 (4to.) 83, Bibl. vii. 215. 3Ierian, Ins. 77, pi. 51. Petiv. 

 Gazoph. pi. 6], f. 9. Blanch. Ins. 97, pi. 11. Frisch. Ins. 

 viii. 26, pi. 12. Roes. Ins. n. Gryll. 139, pi. 23. Sulz. Ins. 

 pi. 10, f. 64. Schaff. Elem. pi. 42. 



Note. — Some of these synonyms may belong to A. spumaria. 



^ Cicada spumaria? Scop. Ent. Cam. 331. Fuessl. Ins. Helv. 450. 



Gmel. Ed. Syst. Nat. i. 4, 2102, 24. 

 ^Cicada spumaria graminis, Deg. Ins. iii. 163, 1, pi. 11, f. 1 — 21. 

 O^Aphrophora bifasciata. Germ. Mag. Ent. iv. 51, 3. Burm. Handb. 



Ent. ii. 1, 122, 3. 

 OCercopis spumaria. Fall. Act. Holm. 1805, 246, 4. Zett.Ins. Lapp. 



514, 2. Costa, Faun. Regn. Nap. Ins. Emitt. Arc. 2, 2. 

 (s'Ptyela spumaria, Herr.-Schceff. Norn. Ent. 67. 

 1/ Var. a., Bunn. 



