SIPHONOPHORA SONOHI. 
161 
Winged viviparous female. 
Indies. Millimetres. 
Expanse of wings 0*340 8*63. 
Size of body 0*100x0*050 '2*54x1*27. 
Length of antennse 0*160 4*06. 
,, cornicles 0*020 0*50. 
Colour much as in the apterous female. Cornicles 
relatively shorter. Antennee very long. The abdomen 
in the winged state is not tuberculate or tufted with 
hair. Wing-insertions pale green. Stigma greyish. 
Veins hne. 
This insect has some resemblance to 8. soncM^th.e next 
species, but differs from it in having the tarsi all black, 
a smooth abdomen, and by the presence of three large 
obscure spots on the abdominal edges. The underside 
is all green, except a black anal patch and black coxse. 
Taken plentifully at Pembroke in August on the 
hedge mustard or rocket. Sisymbrium officinale by Mr, 
Chas. Barrett. 
SiPHONOPHOEA SONOHI, Linn, Plate XXVIII. 
Aphis sonchi, Linn., Eab., Schr., Kalt,, Walk, 
5 , serratulce^ Linn., Schr., Kalt. 
5 , campanulce^ Kalt* 
8. sonchi, Pass. 
Sonchifex^ Amyott. 
8. alliarice^ No. 1, Koch* 
Apterous viviparous female, 
Indies. 
Size of body 0*120x0*060 
Length of antennae 0*140 
,, cornicles 0*040 
Millimetres* 
3*04x1*52* 
3*55. 
1 * 01 * 
Large. Body ovate, but narrow towards the head. 
Rich chestnut-brown^ Shining, Antennae long and 
11 
