LIST OF HOMOPTEBOUS INSECTS. 



15. TmOZA NIOBICORNIS. 



Trioza nigricoriiis, Foerster, Psyll. Verh. Nat. Ver. Preuss. Rkeinl. 



1848,3,86, 16. 

 a. Prussia. Presented by F. Walker, Esq. 



16. Trioza pinicola. 



Trioza pinicola, Foerster, Psyll. Verh. Nat. Ver. Preuss. Rheinl. 



1848,3,86, 15. 

 Psylla Pini ? Geoff'. Ins. Par. i. 488, 6. 

 Chermes Pini ? Linn. Syst. Nat. 736, 25. Faun. Suec. Ed. i. 699. 



Gmel. Ed. Syst. Nat. i. 4, 2213, 19. Stew. El. Nat. Hist. ii. 



112. 

 Pilyopsylla, Amyot,Ann. Soc. Ent. Fr.2me Sirie, v. 461, 513. 



a—f. England. Presented by F. Walker, Esq. 



17. Trioza? Lakicis. 



Psylla Laricis, Macquart. Recueil Trav. Soc. Set. Lille, 1819. 

 Cnaphalodes Laricis, Amyol et Serv. Hist. Nat. Him. 596. 

 Cnaphalodes, /4myo<, Ann. Snc. Ent. Fr. 2me Sirie, v. 460,512. 



France. 



18. Trioza femoralis. 



Trioza feraoralis, Foerster, Psyll. Verh. Nat. Ver. Preuss. Rheinl. 



1848,3,86,17. 

 Germany. 



19. Trioza acdtipennis. 



Chermes acutipennis, Zetl. Faun. Lapp. i. 554, 5. Ins. Lapp. 



308, 5. 

 Trioza acutipennis, Foerster, Psyll. Verh. Nat. Ver. Preuss. Rheinl. 



1848, 3, 87, 18. 

 a. Prussia. Presented by F. Walker, Esq. 



