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 Cary^e. 



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

 United States. 



51. Aphis Salicti. 



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

 United States. 



Group 19. 

 52. Aphis Quercus. 



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



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



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



Ins. iii. 334, pi. 28, f. 5—14. Geoff. Ins. 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, Burm. Handb. Ent. ii. 92, 3. Kalt. Mon. Pfian. 



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

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

 Lachnus, Amyot, Ann. Soc. Ent. Fr. 2me Sirie, v. 480. 



2p3 



