NOTES ON NEW AND LITTLE KNOWN BRITISH APHIDES. 147 
ochreous to pale ochreous or dirty greenish-brown with black 
median bars, which more or less merge into a mass before the 
-cornicles, and with black lateral spots. Venter of abdomen and pro- 
thorax dusky green; meso- and meta-sternum black. Antenne 
dark, almost black, but to some extent paler basally ; longer than the 
body; frontal lobes prominent; first segment much larger than 
second, third longer than fourth, with 10-13 rather large sensoria 
along one side in a line; fourth a little longer than the fifth; hairs 
short and blunt. Cornicles very markedly vasiform, dark with paler 
areas in places, with corrugations on the basal thin region and a few 
broad reticulations at the apex. Cauda dusky, spinose, with two 
pairs of lateral chetz and one median near apex. Proboscis 
Fig. 1.—Rhopalosiphum tulipella. A—E. Alate 9 ; F,G. Apt. 9. 
A. & F. Antennae; B. C. & G. Cornicles; D. Basal segment of antenna; E. 
Apex of wing. 
reaching second pair of legs, dusky yellowish-green in the middle, 
black at base and apex. Legs dark, basal half of the femora dusky 
green. Wings with pale insertions and dark brown, almost black 
veins and deep grey stigma; the veins have a thin dusky area on each 
side due to staining of the membrane, a very marked character. 
Length, 2 to 2°5 mm. 
Apterous viviparous female.—Dark shiny greenish-brown. Head 
dull yellowish ; pronotal band dark and a dark band on meso- and 
meta-notum. Dark median transverse bars on the abdomen, more 
or less fused into a dark mass on the region cephalad to the 
cornicles, and a dark bar or two behind; a line of small black spots in 
a groove on each side. Antenne as long or a little longer than the 
body, paler dull greenish-brown, the apex dusky and the apices of 
the segments; frontal processes and eyes dark. Cornicles much 
