LIST OF HOMOPTEROUS INSECTS. 961 



47. Aphis 



Lachnus Roboris, Hartig, Germ. Zeit. Ent. iii. 368, 6. 

 Hartz. 



48. Aphis pruinosus. 



Lachnus pruinosus, Hartig, Germ. Ent. Zeit. iii. 368, 5. 

 Prussia. 



49. Aphis 



Lachnus Padi, Hartig, Germ. Zeit. Ent. iii. 368, 4. 

 Germany. 



50. Aphis CaryjE. 



Aphis Caiyse, Harris, Cat. Ins. Mass. Ins. New Engl. 190. 

 United States. 



5]. Aphis Salicti. 



Aphis Salicti, Harris, Ins. New Engl. 191. 

 United States. 



Group 19. 

 52. Aphis Quercls. 



Aphis Quercus, Linn. Syst. Nat. ii. 735, 24. Fahr. Sp. Ins. ii. 



388, 38. Mant. Ins. ii. 317, 43. Ent. Syst. iv. 219, 43. Syst. 



Rhijn. 300, 43. Gmel. Ed. Syst. Nat. i. 2207, 24. Reaum. 



Ins. iii. 334, pi. 28, f. 5—14. Geof. Lis. Par. i. 498, 14. 



Schrank, Faun. Boic. ii. 112, 1238. Rossi, Faun. Etrusc. 



263, 1395. Enc. Meth. Hist. Nat. Ins. pi. 118, f. 1 — 10. 



Huber, Hist. Nat. Fourm. 195. Bonnet, Hist. Nat. i. 3. Berk. 

 Syn. i. 120. Stew. El. Nat. Hist. ii. 111. 

 Aphis longirostris, Fabr. Mant. Ins. ii. 314, 1. Ent. Syst. iv. 210, 



1. Syst. Rhyn. 294, 1. Gmel. Syst. Nat. i. 2201, 34. 

 Lachnus Quercus, Bimn. Handb. Ent. ii. 92, 3. Kalt. Mon. PJlan. 



i. 164, 13. Ratz. Forst. Ins. iii. 220, 27. 

 Phylloxera longirostris, Fonscol. Ann. Sac. Ent. Fr. x. 197, 2. 

 Lachnus, Amyot, Ann. Sac. Ent. Fr. 2me Serie, v. 480. 



2 p3 



