British Hemiptera-Heteroptera. 283 
eye. Elytra yellowish-grey; membrane hyaline; nerves 
yellow. Antenne black; first joint pale at the apex, 
second joint very narrowly whitish at the apex. 
Length 14 line. 
Esher ; two specimens, in September. 
BYRSOPTERA. 
1. rufifrons, Fall. Fig. Dougl. & Scott, Brit. Hem. pl. xi. 
fig. 6. 
$ Elongate, winged; ? apterous, body suboval. 
$ Dark-brown, shining, clothed with deciduous golden 
hairs; cuneous flavous; membrane slightly dusky; legs 
clear testaceous. Antenne: first joint pale, darker at the 
base; second joint black; third and fourth pale, slightly 
dusky towards the apex. 
¢ Head red; thorax as in the ¢; elytra convex and 
wide, without cuneus or membrane, rounded at the apex, 
and not reaching to the apex of the body; legs clear 
testaceous. Antenne pale testaceous; first joint black, 
second black at the apex. 
Length ¢ 2 lines; 2 14—12 line. 
On nettles, &c. by sweeping ; not uncommon. 
SYSTELLONOTUS. 
1. triguttatus, Linn. Fig. Dougl. & Scott, Brit. Hem. 
pl. xu. fig. 2. 
8 Elongate ; head and thorax black or blackish-brown ; 
base of elytra and scutellum of the same colour; rest of 
the corium and clavus chocolate-brown, with a semilunate 
spot in the middle of the clavus, a transverse spot at the 
apex of the corium, and a second above the middle snow- 
white and shining; cuneus darker brown, membrane 
fuscous. Legs and antenne brown. 
? Much like an ant in shape, paler brown, with only 
rudimentary elytra, which have a snow-white band across 
the middle. Abdomen darker. Antenne and legs reddish- 
brown; base of the second joint of the former pale. 
Length 2 lines. 
Found running on the ground. Chobham, Little- 
hampton, &c., &c.; not rare. 
