56 Mr. James Edwards’ Synopsis of 
shorter than the abdomen, apical areas short, narrowly margined 
with fuscous, in the apex of the fourth subapical area a black or 
fuscous spot, nerves white, not anywhere dilated. Abdomen 
greyish yellow, upper side near the base and the chief part of the 
under side black; upper side of the pygofer in the female with a 
rounded black spot on each side of the base. Legs greyish yellow, 
with a few black points. Length, 2i1—24 mm. 
Not uncommon amongst fine grasses in dry situations. 
The macropterous form has the elytra longer than the 
abdomen, with ample membrane and the hind margin 
of the apical areas broadly fuscous. 
19. Deltocephalus Argus, Marsh. 
Deltocephalus Argus, Marsh., Ent. Mo. Mag., i1., 223, 
8; Fieb., Syn. Eur. Delt., 7, 17, fig. 17; Scott, 
Ent. Mo. Mag., xil., 276, 18. 
Upper side brownish yellow; elytra with two broad white bands, 
one before and the other behind the middle; base of the supra- 
brachial area filled up with black. Crown subequal in length to 
its basal width, nearly twice as long in the middle as at the sides, 
free sides distinctly arcuate, angle blunt; basal markings sub- 
annular, interocular line represented by a point near each eye and 
two short lines placed end to end on the disc, interocellar line 
broken up into four spots, infraocellar line biarcuate, distinct. 
Frons black, with yellowish side lines, sometimes with a middle 
stripe on the lower half, and the apex yellowish. Pronotum 
slightly longer than the crown, yellow-brown, with three or five 
linear whitish stripes. Scutellum whitish, with some dusky 
markings at the base. Elytra longer than the abdomen, feebly 
rounded at the sides, nerves white, areas generally narrowly mar- 
gined with fuscous. Abdomen black. Legs pale, banded, striped, 
and spotted with black. 9; genital valve very small and 
short, almost semicircular, not half so long as the separately 
rounded plates, which scarcely reach half so far as the pygofer. 
9; hind margin of the last ventral segment simple, almost semi- 
circularly concave. Length, 3—3} mm. 
Amongst grasses; widely distributed, but rare. 
