24 Mr. James Edwards’ Synopsis of 
&. Face yellowish white; forehead black, with a roundish 
white spot in the middle, and sometimes another on each side ; 
crown yellowish white, with a band across the apex, a roundish 
spot on each side of the base, and a line down the middle, black. 
Pronotum white, the hind margin narrowly, and a band on the 
front half, black. Scutellum blackish. Elytra whitish hyaline, 
the nerves narrowly, and a band before the apex, black. Crown a 
trifle shorter than the pronotum, finely but distinctly reticulato- 
punctate, its middle keel very fine. Abdomen black. Legs pale; 
tarsi of the front pairs and tibiw and tarsi of the hind pair blackish. 
Length, 4 mm. 
2. Upper side dirty greyish white, more or less variegated 
with fuscous. Crown and pronotum with a coarse rough punctua- 
tion, which passes into transverse striation on the hinder half of 
the latter, the former tricarinate. Elytra longer than the abdomen ; 
costa and inner margin blackish, widely interrupted with white; a 
fuscous spot on the hind margin in each of the apical areas; 
nerves brownish, more or less interrupted with white. Length, 
44 mm. 
On coast-sands, &c.; not very common. 
6. Acocephalus flavostriatus, Don. 
Cicada flavostriata, Don., Brit. Ins., viii., 28, pl. 288, 
fig. 2. 
Jassus rivularis, Germ., Mag. d’Ent., iv., 89, 26. 
Aphrodes rwularis, Curt., Brit. Ent., 633, 8. 
Acocephalus rivularis, Flor, Rhyn. Liv., u1., 205, 4; 
Marsh., Ent. Mo. Mag., u1., 178, 4; Kirschb., 
Cicad., 77, 10; J. Sahl., Not. Fenn., xii., 364, 7 ; 
Sign., Ess. Jass., 39, 12, pl. i, fig. 17. 
3. Yellowish white; a black patch on the dise of the face and 
one on each side above, a band across the apex, a toothed band on 
the hind margin and sometimes a line down the middle of the 
crown, a band across the pronotum, a spot on the disc and the 
angles of the scutellum, and the spaces between the nerves of the 
elytra, black. Breast and abdomen beneath pale, a spot on each 
side of the former and a stripe on each side of the latter black. 
Legs pale; the apices of the tibie and tarsi of the front pairs, the 
apices of the hind thighs, and the hind tibiz and tarsi wholly, 
black. Crown a little longer than the pronotum, finely reticulato- 
punctate, its middle keel very fine and indistinct. Length, 3 mm. 
Q. Upper side dirty greyish yellow, the fore parts more or less 
closely mottled with fuscous or black, the spaces between the 
