Jyritish Homoptera-Cicadiiia. 105 



which occasionally extends to the crown and pronotum. Crown 

 distinctly longer in the middle than at the sides, at least in the 

 male. Length, 4 — 5 mm. 



Amongst Hdianthemiim in July, Mickleham Downs, &c. 



2. Macroims lanio, Linn. 

 Cicada lanio, Linn., Faun. Suec, 892; Sys. Nat., v., 



464, 33. 

 Jassus lanio, Fab., Sys. Ehyn., 86, 4 ; Germ., Mag. 



d'Ent., iv., 81, 1 ; Fall., Hem. Suec, ii., 59, 1. 

 Bythoscopus lanio, Burm., Handb., 109, 1. 

 Cicada hriinnea. Fab., Ent. Sys., 43, 68. 

 Jassus brunncus. Fab., Sys. lUiyn., 87, 10, 

 Macropsis lanio, Am. et Serv., Hem., 581, 1 ; Flor, 

 Ehyn. Liv., ii., 155, 1 ; Marsh., Ent. Mo. Mag., 

 ii., 102, 1 ; Kirschb., Cicad., 168, 1 ; Fieb., Eur. 

 Bythosc, 450, 3 ; J. Salil., Not. Fenn., xii., 115, 

 1 ; Scott, Ent. Mo. Mag., x., 23, 2. 

 Crown, pronotum, and scutellum pale brown, more or less closely 

 speckled with red-brown or black; elytra green or pale reddish 

 brown, with a shallow rugose punctuation and strongly raised 

 nerves. Crown not longer in the middle than at the sides. Length, 

 7 — 8 mm. 



Very common on oak. 



ii. Bythoscopus, Germ. (PI. H., fig. 1). 

 Germ., Silb. Eevue, i., 180, 43 (1833). 

 Distinguished from the preceding genus by its im- 

 punctate elytra and the much greater obliquity of the 

 ledge which covers the base of the antenna;, and from 

 the following by the less angular hind margin of the 

 crown and the transverse sculpture of the pronotum. 



Table of Species. 



1 (4). Face (seen in profile) somewhat ttattened. 



2 (3). Face with a deep narrow curved impression 



on each side, which is distinct in the female. 

 Inhabits alder 1- "/'"'• 



3 (2). Face with a wide shallow impunctatc im- 



pression on each side, which is only faintly 

 indicated in the female. Inhabits sallow 



and birch '-i- ruJUM-ulun. 



i (1). Face strongly convex, consecpuntly tlu^ facial 

 impressions appear much deeper than in 

 our other species ;i. j!aiiculli>:, 



TRANS. ENT. SOC. LOND. IbttO. PAIIT 11. (JUNK). 1 



