British TTerniptera-IIeteroptera. 617 



the sides nearly straight, slightly reflexed In front. Legs 

 and antennse black or brown; middle of the second joint of 

 the latter and the tiblas and tarsi pale. 



Length 1 — 1^ line. 



By beating oaks, &c. 



Often with the elytra undeveloped. 



2. nigricornis, Zett. 



Black, shining. Antennse entirely black, second joint 

 a little longer than third and fourth together ; rostrum, 

 reaching to the middle of the mesosternnm, dark piceous; 

 pronotum with the side margins distinctly sinuate, the 

 transverse channel of the disc deep, the base largely 

 emarglnate; hemelytra developed, brown. Cnneus black- 

 ish-brown, membrane blackish ; the basal half whitish. 

 Thighs piceous ; tiblas and tarsi dark ferruginous. 



Length 3^ lines. 



Perth ; one specimen on Pinus sylvcstris. 



Antiiocokis. 



1. Third joint of antennre pale at the base ; elytra shining .. nemorum. 



2. Third joint of antennae entirely dark ; elytra not shining . . nemoralis. 



1. nemorum, Linn. Fig. Dougl. & Scott, Brit. Hem. 



pi. xvl. fig. 6. 



Shining. Head and thorax black, the ])ostcrior angles 

 of the latter more or less brownish ; Its disk with a deep 

 transverse channel behind the middle ; basal portion of the 

 surface transversely Avrinkled and punctured. Scutellum 

 black. Elytra pale yellowish-white, somewhat transparent ; 

 the apex of the clavus, a roundish spot on the disk of the 

 corium behind the middle, and the membranal margin, 

 brown ; the broAvn colour often spreads all over the cuneus 

 and the apex of the corium. Membrane white, with an 

 apical spot, and generally a transverse band above the 

 middle connected with it, brown. Legs testaceous, third 

 pair sometimes with a black ring near the apex of the 

 femora. Antennte testaceous, first and fourth joints and 

 the apex of the second and third black. 



Length 1^ — 2 lines. 



Common, by beating trees, &c. In summer. 



2. nemoralis. Fab. == var. Sar^othamni, D. & S. 

 Duller and flatter than the preceding. Head and thorax 



TRANS. ENT. SOC. 1876. — PART IV. (dEC.) S S 



