Pe ee Cee ye ns ee ee CLAN Cet von MMP Tern Fem 
* 
Mr. F. Walker’s Descriptions of Aphides. A7 
58. Aphis Hieracit, Schrank. 
- rtbphis Hieracii, Schrank, Faun. Boic. 11. 121.1233; Kalt. Mon. 
Pflan. 1. 17. 7. 
The following plants are the food of this species: Hieraciwm 
sylvaticum, H. sylvestre, H. murorum, H. Pilosella, H. Sphondy- 
lium, Crepis tectorum, and other species, Carduus, Arctium Lappa, 
Ballota nigra, Cichorium Intybus, C. Endivia. 
The viviparous wingless female. When young it is yellow, 
elliptical, shining, and covered with short hairs: the feelers are 
black, pale yellow at the base, and longer than the body: the 
eyes are dark red: the mouth is pale yellow; its tip is black : the 
nectaries are dull yellow, and as long as one-sixth of the body ; 
their tips are black: the legs are dull yellow, and moderately 
long ; the feet and the tips of the shanks are black. 
Ist var. Pale red. 
2nd var. Tinged with green: the feelers are shorter than the 
* body. 
8rd var. Feelers yellow; tips of the joints black. 
When full-grown it is oval, slightly convex, smooth and 
shining, pale green, or pale reddish green, or reddish yellow : the 
feelers are very pale green or dull yellow with black tips, and a 
little longer than the body: the eyes are black: the mouth and 
the nectaries are pale yellow, or very pale green, with black tips ; 
sometimes the latter are black excepting the base which is pale 
green; they are nearly as long as one-fourth of the body: the 
legs are pale yellow or very pale green; the feet and the tips of 
the shanks, and sometimes also the tips of the thighs, are black. 
Ist var. Bright yellow: the limbs are pale yellow; the tips of 
their joints and the nectaries are black. 
The viviparous winged female. The pupa is grass-green, rather 
long and narrow: the feelers are black, green towards the base 
in the young ones, and a very little longer than the body: the 
mouth is dull green, and reaches near to the base of the hind-legs ; 
its tip and the eyes are black: the nectaries are black and about 
one-sixth of the length of the body: the legs are dull green ; the 
thighs are pale yellow towards the base; the feet and the tips of 
the thighs and of the shanks are black: the rudimentary wings 
are green : sometimes it is pale green, and its limbs are still 
paler: when full-grown the legs are black; the base of the 
thighs and the shanks except their tips are yellow. 
When the wings are unfolded it is black and shining: the 
abdomen is dark green : the feelers are slender and much longer 
than the body: the mouth is pale yellow ; its tip is brown: the 
- nectaries are black, and nearly one-fourth of the length of the 
body : the legs are long and pale yellow; the thighs, except the 
base, the feet, and the tips of the shanks, are black : the wings 
