LIS! OF HOMOPTEROUS INSECTS. iU4» 



Aphis, Riaum. Ins. iii. Hausm. III. Mag. i. 440. 

 Aphis Ulrni, Fonscol. Ann. Sue. Ent. Fr. x. 190, 33. 

 Lachnodapbis, Amyot, Ann. Soc. Ent, Fr. 2me Sirie, v. 483. 



Europe. 



4. SCHIZONEUBA TbEMUI.«. 



Schizoneura Tremulae, Kalt. Mon. Pflan. 171, 4. 



Aphis (Schizoneura) Tietnulse, Ratz. Furst. Ins. iii. 222, 32. 



Aphis Tremulae, Deg. Ins. iii. 62, 15, pi. 7, f. 1—7. Linn. Syst. 



Nat. ii. 736, 28'. Fattn. Suec. 997. Gmel. Ed. Syst. Nat. i. 



4, 2208, 28. Fabr. Sjjst. Rhyn. 302, 55. Stew. El. Nat. 



Hist, \i.\n. 

 Tremulifex, Amyot, Ann. Soc. Ent. Fr. 2me Sine, v. 483. 



Europe. 



5. Schizoneura Ulmi. 



Aphis Ulmi, Linn. Syst. Nat. ii. 733, 2. Finin. Suec. 976. It. 



Scand. 203. Fair. Sp. Ins. ii. 386, 7. Mant. Ins. ii. 316, 37. 



Ent. Syst. iv. 217, 36 Syst. Rhyn. 299, 37. Gmel. Ed. Syst. 



Nat. i. 2202, 2. Riaum. Ins. iii. 281—350, pi. 26, f. 4—7. 



Geoff. Ins. Par. i. 494, l,j)l. 10, f. 3. Deg. Ins. iii. 81, 13, 



pi. 5, f. 7—18. Bonnet, Hist. Nat. i. 8, pi. 1, f. 3. Latr. Gen. 



iii. 173. Schrank, Faun. Boic.ii.l, \09. Rossi, Faun. Etrusc. 



263, 1391. Berk. Syn. i. 119. Stew. El. Nat. Hist. ii. 110. 



Turt. Syst. Nat. ii. 706. Shaw, Gen. Zoo/, vi. pi. 68, f. inf. 



Fonscol. Attn. Soc. Ent. Fr. x. 190, 33. St. Farg. et Serv. x. 



248. Nouv. Diet. Hist. Nat. xxviii. 254. 

 Aphis foliorum-Ulmi, Deg. Ins. iii. 13, pi. 6, f. 7 — 22. 

 Eriosoma Ulmi, Sir Oswald Mosley, Gard. Chron. i.828. 

 Schizoneura Ulmi, Kalt. Man Pflan. i. 173, 5. 

 Aphis (Schizoneura) Ulrai, Ratz. Forst. Ins. iii. 221, 29. 

 Ciiermes Ulmi? Burm. Handh. Ent. ii. 91, 3. 

 Schizoneura, Amyot, Ann. Soc. Ent. Fr. 2me Sirie, v. 483, 533. 

 Cinara Gallarum- Ulrai? Ruricola, Gard. Vhron. iv. 37. 



Dull black ; feelers stout, black, moniliform, slightly setaceous, 

 shorter than the bixly : alidiimen very short, sliu;hlly covered with 

 gray filaments : legs moderalely long: wings colourless, very much 

 longer than the body ; wing-ribs black ; brand and veins brown ; 

 brand linear, rather long, acutely angular at each end ; distance 



