Mr. F. Walker’s Descriptions of Aphides. 195 
I should have adopted Capt. Hutton’s MS. name “ bdidens,” 
were it truly descriptive of the shell. The columellar plate ap- 
pears to have escaped his observation from its minuteness and 
its backward position in the mouth. 
July 25, 1849. 
XXITI.—Descriptions of Aphides. By Francis Wacker, F.L.S. 
[Continued from p. 48. ] 
71. Aphis Capree, Fabr. 
Aphis Caprea, Fabr. Syst. Ent. 217. 33; Ent. Syst. iv. 221.3 ; 
Syst. Rhyn. 294. 3; Schrank, Faun. Boic. u. 1. 104. 1179; 
Gmel. Syst. Nat. 1. 2203 ; Stew. El. nu. 110; Turt. i. 703; Kalt. 
Mon. Pfian. i. 109. 84; Ratz. Forst. Ins. iii. 218. 110. 
Aphis Pastinace, Linn. Syst. Nat. 1. 1. 36. 31; Faun. Suece. 
997 ; Fabr. Mant. Ins. 1. 315.13; Ent. Syst. iv. 213. 13 ; Syst. 
Rhyn. 296. 13; Gmel. ed. Syst. Nat. 2202; Turt. 1. 703. 
A. Aigopodu, Fabr. Sp. Ins. i. 387. 28; Ent. Syst. iv. 217. 
33; Syst. Rhyn. 299. 33; Gmel. ed. Syst. Nat. 1. 2204; Stew. 
El. iui. 110. 
A. Podagraria, Scop. Ent. Carn. 399 ; Schrank, Faun. Boic. 
is 2. LLO; 
Agopodaphis, Amyot, Ann. Soc. Ent. 2™¢ série, v. 479. 
This species feeds on Salix babylonica, S. caprea, S. amygdalina, 
S. alba, Angelica sylvestris, A. archangelica, Afgopodium Poda- 
graria, Cherophyllum temulum, C. sylvestre, Apium graveolens, 
A. Petroselinum, Sium nodiflorum, Heracleum Sphondylium, Pas- 
tinaca sativa, Conium maculatum, Anethum Feniculum, Peuce- 
danum officinale, &e. 
The viviparous wingless female. Pale green, especially on each 
side, elliptical, flat, and rather small: the front is slightly con- 
vex, and not notched: the feelers are pale green, and shorter than 
the body ; their tips are black ; the first and the second joints are 
not angular ; the fourth joimt is much less than half the length 
of the third, which is rather thick ; the fifth is shorter than 
the fourth ; the sixth is much shorter than the fifth ; the seventh 
is very slender and much longer than the fourth: the eyes are 
black: the mouth and the nectaries are pale green; the former 
has a black tip, and the latter are very slightly spindle-shaped, 
and. as long as one-fourth of the body : the legs are pale yellow ; 
the tips of the feet are black. On the willow. 
Ist var. Oval, shghtly convex, with two vivid green stripes 
along the back: the feelers are about one-fourth of the length 
13* 
