Mr. F. Walker's Descriptions 0/ Apbides. 197 



transparent, and at length appear like very fine black gauze/' — 

 Dr. Richardson. 



46. Aphis Sonchij Linn. 



Aphis Sonchi, Linn. Syst. Nat. ii. 735. 15 ; Gmel. ed. Syst. 

 Nat. i. 2205 ; Fabr. Sp. Ins. ii. 390. 48 ; Ent. Syst. iv. 220. 53 ; 

 Syst. Rhyn. 302. 53; Geoff. Ins. i. 497. 13 ; Reaum. Ins. iii. 

 333. t. 22. f. 3-5 ; Schrank, Faun. Boic. ii. 1. 120; Rossi, Faun. 

 Etrusc. 265. 1402; Nouv. Diet. d'Hist. Nat. xxviii. 254; Kalt. 

 Mon. Pflan. i. 28. 17 ; Sir Oswald Mosley, Gard. Cbron. i. 628. 



Sonchifex, Amyot, Ann. Soc. Ent. Fr. 2™^ serie, v. 475. 



Aphis SerratulcE, Linn. Faun. Suec. 987 ; Schrank, Faun. Boic. 

 ii. 1. 122 ; Kalt. Mon. Pflan. i. 26. 15. 



SerratulifeXf Amyot, Ann. Soc. Ent. Fr. 2^^^ serie, v. 475. 



Aphis Jacea, Linn. Faun. Suec. 991 ; Gmel. ed. Syst. Nat. i. 

 2206; Scopoli, Ent. Carn. 148. 403; Schrank, Faun. Boic. ii. 1. 

 124. 1244; Kalt. Mon. Pflan. i. 26. 15. 



Jaceifex, Amyot, Ann. Soc. Ent. Fr. 2"^^ serie, v. 475. 



Aphis Picridis, Fabr. Syst. Ent. 737. 22 ; Sp. Ins. ii. 387. 26 ; 

 Ent. Syst. iv. 216. 732 ; Syst. Rhyn. 299. 32 ; Gmel. ed. Syst. 

 Nat. i. 5. 2204; Sclirank, Faun. Boic. ii. 121. 1235; Kalt. Mon. 

 Pflan. 1. 27. 16. 



Picridifex, Amyot, Ann. Soc. Ent. Fr. 2*^^^ serie, v. 475. 



Aphis Cirsii, Linn. Faun. Suec. 987 ; Gmel. ed. Syst. Nat. i. 

 5. 2205 ; Scop. Ent. Carn. 138. 402. 



Aphis Cnicij Schrank, Faun. Boic. ii. 122. 1239. 



Aphis Solidaginis, Fabr. Sp. Ins. ii. 384. 4; Mant. Ins. ii. 

 315. 5; Ent. Syst. iv. 211. 5; Syst. Rhyn. 295. 5; Gmel. ed. 

 Syst. Nat. i. 5. 2202; Hausmann, 111. Mag. i. 442. 5; Kalt. 

 Mon. Pflan. i. 32. 20. 



SolidaginifeXy Amyot, Ann. Soc. Ent. Fr. 2^^ serie, v. 475. 



Aphis Cardui, Fonscol. Ann. Soc. Ent. Fr. x. 170. 11. 



Aphis Campanula, Kalt. Mon. Pflan. i. 26. 14. 



Aphis Taraxaci, Kalt. Mon. Pflan. i. 30. 18. 



This species feeds on Sonchus oleraceus, S. arvensis, Chondrilla 

 juncea, Leontodon taraxacum, Apargia hispida, A. autumnalis, 

 Pier is hieracioides, Hieracium sylvestre, H. sylvaticum, H. muro- 

 rum, H. umhellatum, Crepis biennis, C. virens, Borkhausia fcetida, 

 Lapsana communis, Cichorium intybus, Se?Tatula arvensis, Carduus 

 nutans, C. acanthoides, C. crispus, C. pycnocephalus, C. lanceo- 

 latus, Cnicus spinosissimus, Cynara Scolymus, S. Cardunculus, 

 Solidago virgaurea. Centaur ea nigra, C. nigrescens, C. cyanus, C. 

 Scabiosa, C. collina, C. calcitrapa, C. Jacea, Cirsium arvense, 

 C. oleraceum, Onopordum acanthium. Chrysanthemum segetum, 

 Achillcea Millefolium, Campanula rotundifolia. 



The viviparous wingless female. It is large, oval, convex, shi- 



