100 BRITISH CICADA. 



In a manner, the British species may be partially 

 separated thus : — 



Colour all green . . . Pediopsis virescens. 



Face convex .... P. tilice, P. nanus, P. scutel- 



latus, P. tihialis. 

 Face flat and spotted . . P. nassatus, P. fuscmervis, 



P. imimrus, P. distinctus. 

 Face unspotted and flat . P. idmi, P. cereus. 



N.B. — For examples of the convex and the flat 

 contour of these faces, see Plate XXXI., in which 

 fig. 1 a represents that of P. scutellatus, and fig. 1 h 

 represents that of P. virescens. 



Pediopsis virescens, Fah. Plate XXIX., figs. 1 to la. 



Cicada virescens, Fab. 

 Jassus prasijius, Boh. 

 Pediopsis prasinus, Fieb. 



i'. virescens, Flor ; Marsh. ; Fieb. ; Thorns. ; Sahib. ; 

 Scott; Edw. pt. i. p. 114. 



Crown angular, with two darkish spots on the edge. 

 General colour of the whole insect lively green. Abdo- 

 men a little darker on the dorsuui. The body-rings with 

 pale edges. Apex acute. Femora green. Tibiae 

 browner, with a series of strong spurs on the inner 

 side, and small setae on the outer edge. Elytra with 

 diffused and ill-defined nervures, which have a tendency 

 to run into each other. Apex with a broad border. 

 Wings bluish white. The males have the dorsum 

 nearly black. 



Not uncommon on willows near Haslemere, Hud- 

 dersfield, and elsewhere. 



