40 BRITISH CICADA. 



brown patch on each side, and with yellow in the 

 midst. Keels pale. Scntellum yellow. Abdomen 

 large, cylindrical, and ochreous-brown, with a brownish 

 violet stripe at each side, which widens as it descends 

 to the pygofer. Apex cleft, with a roundish notch, 

 and style within the notch. Elytra oval, and from 

 one-half to one-third only of the length of the abdo- 

 men. Colour warm brown, with dark edges and paler 

 nervures. Wings lanceolate and very small. Legs 

 and antennse concolorous yellow, as is also the whole 

 of the under side of the insect. 



Fieber notes two white semicircular spots, which 

 enclose a black marginal one. The margins and 

 interior apical angles of the elytra blackish brown. 



Size, O'llxO-50 inch, or 2-79x 1-27 millimetres. 



Taken on commons amidst sedges and rushes, in 

 October. Only the brachelytrous males and females 

 have yet been recorded in Great Britain. 



LiBURNiA SiGNORETi, Scott. Ficb., C. E. pt. iv. 55; 

 Edw. pt. i. 70. 



Plate XII., fig. 13. 



Male. Head, pronotum, and scutellum dirty yel- 

 lowish brown. Vertex square. Frontal keels pale, the 

 central one being forked near the vertex. The prono- 

 tum shorter than the vertex ; the scutellum a little 

 longer. Elytra equal in length to the abdomen. 

 Styles pilose and " apparently strap-shaped ; shghtly 

 widened at their sub-truncate apex ; their upper half 

 upright, and slightly curved backwards." — (Edwards. 

 See his Plate I., fig. 7, and Plate 11. , fig. 15.) 



The brachelytrous female is semi-globular, uniformly 

 dirty yellow, with obscurely marked spots on the 

 somatic rings. The elytra are about two-thirds of the 

 length of the very rotund abdomen ; nervures brown, 

 and finely dotted with black. The tail ends with two 

 brown recurved styles. 



