@ 345.) 
XVIII. Synopsis of British Hemiptera-Heteroptera. 
By Epwarp Saunpers. Parr II. 
[Read 3rd November, 1875. ] 
TINGIDID 2. 
I. Side lobes of the face produced into two elongate, 
horn-like processes .. oe ae oe -. Piesma. 
II. Side lobes of the face not produced. 
A. Sides of elytra not reticulated.. oe .. Serenthia. 
AA. Sides of elytra reticulated. 
B. Longitudinal ribs of a tra suis not 
united on the disk . ee : - Campylostira. 
BB. Longitudinal ribs of pee eicodt on the 
disk. 
C. Disk of the elytra, between the ribs, flat. 
D. Internal rib of the ely tra gene angu- 
lated .. nc Ac . Monanthia. 
DD. Internal rib of the ase not baauinied: gene- 
rally curved, but in undeveloped specimens 
straight. 
E. Antenne slender, apical joint thickest -. Acalypta. 
EE. Antenne stout, very hairy or rugose, apical 
joint not thicker than the rest .. .. Dictyonota. 
CC. Disk of elytra between the ribs raised -- Derephysia. 
PIESMA. 
A. Frontal processes curved and converging. 
a. Sides of thorax not emarginate .. -. quadrata. 
b. Sides of thorax emarginate be -. Laporte. 
AA. Frontal processes straight and short, not con- 
verging an BD a6 a6 -. capitata. 
1. quadrata, Fieb. Fig. Dougl. & Scott, Brit. Hem. 
pl. viu. fig. 9. 
Grey or reddish-brown, mottled on the elytra with paler 
spots. Frontal processes much produced, curved inwards 
and slightly upwards at the apex. Thorax impressed in 
front, raised posteriorly, very deeply punctured, with three 
longitudinal carinee extending across the anterior impres- 
sion. Sides dilated in front. Scutellum dark, its apex 
pale. Elytra largely punctured ; coste very prominent ; 
TRANS. ENT. SOC. 1875.—PART IV. (DEC.) U 
