64 BRITISH APHIDES. 



Notwitlistanding some discrepancy as to the length 

 of the tail, &C.5 I believe this is AValker's insect de- 

 scribed in the ' Ann. Nat. History,' ser. 2, iv, 46.^ It 

 does not answer to tanaeeti of Koch, nor to tanaceticola 

 of Kaltenbach. 



Aphis pruni, Reaum. Plate LVI. 



Reaum., De Geer., Fab., Kalt,, Mosley, Walk., 

 Koch, Pass. 



Aphis jprunlfolioe. Fitch. (?) 



— Frunifex, Amyott. 



— Calamaphis, ,, 



Apterous viviparous female. 



Inch. Millimetres. 



Size of body 0-070 x 0-030 1-77x0-76. 



Length of antenna 0*030 0*76. 



cornicles 0-005 0-12. 



Oval, attenuated towards the tail. Green, greenish- 

 yellow, or slightly olive-brown. Whole body above and 

 below powdered with a cottony meal. Eyes warm 

 brown. Antennas short, olive brown. Abdomen with 

 three faint green stripes. Cornicles very small, brown. 

 Cauda green. Rostrum short, reaching to the second 

 coxEe. 



Pupa. 



Shining green, with shades of ochreous. Two broad 

 marks on the occiput. Wing-cases tipped with dark 

 brown. Cornicles green, with black tips. 



