1885.] E. T. Aikiufion— Notes on Jmlian Rliyncliofa. 19 



I have not transcribed the descriptions of the following species 

 attributed to Ptyelus by Mr. Walker as it is very doubtful whether they 

 would be considered as belonging to it now and no representatives appa- 

 rently exist in the collection of the Indian Museum. 



38. Ptyelus conifer, Walker. 

 Ptyelus conifer, Walker, List. Horn. B. M. iii, p. 711, (1851). 

 Body long 6 : exp. teg. 17 millims. Reported from N. India. 



39. Ptyelus quadridens, Walker. 



Ptyelus quadridens, Walker, List Horn. B. M. iii. p. 711, (1851). 

 Body long 8 : exp. teg. 17 millims. Reported from N. India, N. 

 Bengal. 



40. Ptyelus sexvittatus, Walker. 

 Ptyelus sexvittatus, Walker, List Horn. B. M. iii. p. 715, (1851). 

 Body long 5J : exp. teg. 12J millims. Reported from N. India. 



41. Ptyelus punctum. Walker. 

 Ptyelus punctum, Walker, List. Horn. B. M. iii, p. 718, (1851). 

 Body long 5| : exp. teg. 12 millims. Reported from N. Bengal. 



42. Ptyelus subfasciatus, Walker. 

 Ptyelus subfasciatus, Walker, List. Horn. B. M. iii. p. 724, (1851). 

 Body long 4 : exp. teg. 8 millims. Reported from N. India. 



Genus Aphrophora, Germar. 



Mag. Ent. iv. p. 50, (1821) : Amyot and Serville, Hist. Nat. Ins. Hem. p. 563, 

 (1843) : Scott, E. M. M. vii. p. 271, (1870) : Fieber, Rev. Mag. Zool. (3 Ser.) iii. p. 

 382, (1875). 



Head almost as broad as the prothorax : vertex almost horizontal 

 and somewhat flattened ; anterior margin sometimes rounded, generally 

 very obtusely angulated : clypeus of variable length, reaching to or 

 beyond the first pair of cox83 : rostrum long, 2 — 3 jointed ; ocelli two or 

 sometimes absent ; when present placed near the posterior margin of the 

 vertex and more or less remote from the eyes. Pronotum hexagonal or 

 trapezoidal with a longitudinal keel continued through the vertex ; ante- 

 rior margin rounded or obtusely angulated, posterior margin frequently 

 deeply angulate-emarginate, scutellum triangular, shorter than the 

 thorax. Tegmina slightly coriaceous, ovally elongate, acuminate : wings 

 with the inferior nerve furcate from the base or before the middle. 

 Posterior tibiae armed with 1 — 2 spines and a circlet of spinules at the 

 tip. 



