148 
BEITISH APHIDES. 
Winged Male, 
Indies. 
Expanse of wings 0*320 
Size of body 0*070x0*022 
antennge 0*080 
cornicles 0*015 
J5 
5 9 
Millimetres. 
8 * 12 . 
1*77x0*60. 
2 * 02 . ■ 
0*38. 
Head, thoracic lobes, neck-ring, tips of the femora 
and tibi 80 , rich brown. Tarsi nearly black. Antennse 
seated on well developed frontal tubercles, which are 
somewhat porrected, as in genus Myzus. Abdomen 
brick-red, with brownish or grey transverse cloudings. 
Wings longer even than in the winged female. 
Taken in some numbers at Norwich in October, 
whilst feeding on the blades and flower stalks of Poa 
annua. 
SiPHONOPHORA CONVOLVULI, Kalt. Plate XXI. 
Ajgliis vincoi, Walk. 
Apterous viviparous female. 
Subglobose, green, dull. Two ferruginous patches 
or stains appear round the insertions of the cornicles. 
Body punctured, and very transparent. Frontal 
tubercles large. Joints of the antennse, tips of the 
cornicles, and tarsi, black. Tail inconspicuous. 
Inches. Millimetres. 
Size of body 0*100x0*050 2*54x1*27. 
Length of antennse 0*110 2*79. 
,, cornicles 0*025 0*62. 
The Pupce. 
These pupae occur of many shades of green and red. 
Eyes dark brown. Body punctured. Wing-cases 
warm brown, antennae pale. A slight greenish streak 
sometimes is seen to proceed from the medial line of 
the dorsum to the tail. Tarsi black. 
