British Homoptera-Cicadi lui . 75 



24. Liburnia Fieberi, Scott. 



Liburnia Fieberi, Scott, Ent. Mo. Mag., vii., 70, 25 ; 

 Fieb., Cicad. d'Eur., pt. iv., 33, 29. 



Blackish brown above, yellow-brown beneath, hind margin of 

 elj^tra with two white spots separated by a black one. Keels of 

 crown sharp, frons at the apex narrowly pale. Pronotum and 

 sciitellum snbequal in length, their keels sharp. Elytra (male) 

 one-half (female) one-third as long as abdomen, suffused with pale 

 at the base of the suture, apex truncate with rounded angles; 

 nerves strong, smooth. Abdomen above, male blackish brown, 

 sometimes with three lines of pale spots ; female yellow-brown, 

 widely darker on the sides, with three more or less distinct lines of 

 pale spots. Pygofer (male) sparingly set with fine pale hairs, 

 upper notch wide, triangular, reaching the preceding segment, its 

 margin, seen from the side, forming an obtuse angle with the hind 

 margin, which is vertical, and has its lower angle rounded off. 

 Styles (PL II., fig. IG) long, narrow, incurved, quite reaching the 

 lower margin of the anal tube, their inner apical angle produced 

 inwardly and hooked. Length, 2 — 2h mm. 



Not uncommon at roots of rushes. 



25. Liburnia pullula, Boh. 



Delphax pullula, Boh., Sv. Ak. Handl., 116 (1853) ; 



Stal, OiV., 196, 28 (1854); Fieb., Grundz. Belph., 



t. 8, fig. 38 ((? genitaha). 

 Liburnia pullula, Scott, Ent. Mo. Mag., vii., 28, 30 ; 



J. Sahl., Not. Fenn., xii., 448, 17 ; Fieb., Cicad. 



d'Eur., pt. iv., 42, 37. 

 ^. Dirty yellow, elytra and abdomen black, hind margin of 

 the former narrowly white. Crown rounded in front, apical 

 impressions very narrow and obsolete. Frons strongly roundly 

 dilated below the middle, slightly narrowed before the apex, its 

 middle keel evanescent above. Pronotum somewhat shorter than 

 crown. Scutellum one-half longer than pronotum. Elytra 

 coriaceous, half as long as abdomen, widely rounded at the apex ; 

 nerves strong, sparingly gi'anulate. Legs slender, pale yellow. 

 Pygofer black, seen from behind elongate-oval, upper notch 

 acutangular, its margin, seen from the side, short, and forming an 

 obtuse angle with the hind margin, which is straight, somewhat 

 oblique, and has its lower angle widely rounded off. Styles yellow, 

 very small, about one-foixrth as long as the opening of the pygofer, 

 seen from the side with a large triangular tooth bcliind at the base, 



