94 



BRITISH CICADiE. 



BYTHOSCOPIDiE, Kirschh. 



Bythoscopina, Fid). Bythoscopides, SaliL 



From Budoi, deep, and o-xotteo;. "Deep-seer" does not 

 seem clear as to its application to these insects. 



Body elongated, blunt forward. Ocelli placed on the 

 prone part of the frons near to the vertical margin. 

 Frons dilated. Elytra fm'nished with long radial veins, 

 joined by transverse and forked nervures. Fore tibia3 

 without spines. Hind tibiae spined on the outer side, 

 and fringed on the inner. 



No appreciable differences are obvious in Fieber's 

 outlines of the elytra of the geneTaBijthoscopuSjPcdiopsis^ 

 and Agallia. As a rule the elytra have three discoidal 

 and six apical cells. The presence of a limbus is not 

 a good distinctive character in this group. Macropsis 

 shows a feeble representation of one. Bythoscopus may 

 be said to be without this " appendix," whilst some 

 species of Pediopsis have it, and some have it not. The 

 five genera may be approximately grouped thus : — 



