New British Aphides. xxxiii 



yellow with a black tip : the antennae are pale green, black towards their tips, and 

 about half the length of the body : the legs are pale yellow ; the thighs are pale 

 green ; the tips of the shanks are brown ; the feet are black. The young ones are 

 narrow and linear, and sometimes pale red. 

 Found near Fleetwood in the autumn. 



Aphides on the Sea Chickweed (Arenaria peploides). 

 Aphis aucta. 



The wingless viviparous female. — The body is oval, rather flat, velvet-like, whitish 

 green, tinged with yellow : the antennae are pale yellow, black at the tips, and shorter 

 than the body : the eyes are red : the rostrum is pale yellow with a black tip : the 

 tubes also are pale yellow with black tips, and about one-eighth of the length of the 

 body : the tube at the tip of the abdomen and the legs are pale yellow ; the thighs 

 are pale green ; the knees and the tips of the tibiae are brown ; the tarsi are black. 



The winged viviparous female. — The body is black : the abdomen is dark green 

 tinged with red, and almost black above : the antennae are black and a little longer 

 than the body : the rostrum and the tubes are dull yellow with black tips, and the 

 latter are a little more than one-sixth of the length of the body : the legs are black ; 

 the thighs at the base, and the shanks excepting their tips, are yellow : the wings are 

 colourless and nearly twice the length of the body ; the squamulae are pale yellow ; 

 the stigmata and the veins are brown. 



Found in the autumn near Newcastle by Mr. Hardy. 



Aphides on the Mallow (Malva sylvestris). 

 Aphis addita. 



The wingless viviparous female. — When very young the body is dark green, slightly 

 powdered with white : the limbs are still darker : the tubes are one-twelfth of the 

 length of the body. When full grown it is small, nearly elliptical, slightly convex, 

 greenish black, except towards the tip of the abdomen, which is dull green : the an- 

 tennae are dull yellow, brown at the base and at the tips, and much shorter than the 

 body : the rostrum is pale yellow ; its tip and the eyes are black : the tubes are black 

 and about one-sixth of the length of the body : the legs are dull yellow ; the tarsi and 

 the tips of the shanks are black. 



The winged viviparous female. — While a pupa it is greenish black : the head and 

 the fore chest are dull green : there are four rows of white spots on the abdomen. 

 The winged Aphis is small, black and shining: the abdomen is much broader than 

 the chest and is sometimes metallic brown : the antennae are more or less shorter than 

 the body : the rostrum is pale yellow with a brown or black tip : the tubes are about 

 one-sixth or one-eighth of the length of the body : the legs are yellow or pale yellow ; 

 the four hinder thighs excepting the base, the knees, the tarsi and the tips of the 

 tibiae are black : the wings are colourless and veiy much longer than the body : the 

 squamulae and the costal veins are pale yellow ; the stigmata are buff or pale brown ; 

 the other veins are brown ; the second fork of the third branch-vein is sometimes 

 wanting. 



VII. APPENDIX. E E 



