44 Mr. James Edwards’ Synopsis of 
39 (40). Membrane with two distinct black spots, one 
in the first and the other in the fourth 
apical area’ .. : -. 20. costalis. 
40 (39). Membrane without piaek epee 
41 (42). Front of crown with a black band bearing 
five white spots Be ae on .. 21. coroniceps. 
42 (41). Crown not as above. 
43 (44). Crown with two round black spots.. .. 22. maculiceps. 
44 (43). Crown without round black spots .. .. 23. pulicaris. 
1. Deltocephalus abdominalis, Fab. 
Cercopis abdominalis, Fab., Sys. Rhyn., 98, 61. 
Cicada bicolor, Fieb., Ent. Sys., iv., 40, 55. 
C. abdominalis, Fall., Hem. Suec., i1., 381,10; Zett., 
Ins. Lapp., 290, 6. 
C. balteata, Zett., Ins. Lapp., 290, 8. 
Jassus abdominalis, Germ., Faun. Ins. Eur., xvii., 
i. 19; H-Seff:,’ Deuts! “Ins: 1259 4°s°Thome., 
Opuse., Ent., i., 66, 45. 
Aphrodes juvenca, Hardy, Trans. Tynes. Field Club, 
1., 425, 2 (pars.). 
Deltocephalus abdominalis, Flor, Rhyn. Liv., 11., 249, 9; 
Marsh., Ent. Mo. Mag., ii., 265, 9; Kirschb., 
Cicad., 129, 89; Fieb., Syn. Eur. Delt., 15, 40, 
fig. 40; J. Sahl., Not. Fenn., xli., 328, 21; Scott, 
Ent. Mo. Mag., xil., 242, 6. 
Upper side greenish yellow or greyish green; hind margins of 
the apical areas frequently fuscous. Crown distinctly shorter than 
its width at the base, nearly twice as long in the middle as at the 
sides, the free sides straight, angle blunt. Frons black, with yellow 
transverse lines; apical half sometimes yellow, with a double black 
middle stripe. Pronotum about one-third shorter than the crown, 
Elytra coriaceous, as long as or a little longer than the abdomen, 
widely rounded at the apex; membrane and the apices of the 
subapical areas whitish, subpellucid; nerves yellow. Legs yellow, 
striped, spotted, and banded with black; hind tarsi black, yellow 
at the base. 4; abdomen black; genital plates separately rounded 
at the apex, their outer margin angularly excised on the apical 
third, their inner margin about one and a half times as long as the 
valve; pygofer reaching beyond the pilates. 2; abdomen above 
black, below yellow spotted with black; last ventral segment 
black, sides and hind margin more or less widely yellow, the latter 
with a longitudinally striate depression on each side and a pair of 
triangular teeth in the middle. Length, 4—4} mm. 
