LIST OF HOMOPTEROUS INSECTS. 1049 



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

 Aphis Ulmi, Fonscol. Ann. Soc. Ent. Fr. x. 1 90, 33. 

 Laehnodaphis, Amyot, Ann. Soc. Ent. Fr. 2me Serie, v. 483. 



Europe. 



4. SCHIZONEURA TrEMUL£. 



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



Aphis (Schizoneura) Tremulae, Ratz. Forst. Ins. iii. 222, 32. 



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



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



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



Hist. ii. 111. 

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



Europe. 



5. Schizoneura Ulmi. 



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



Scand. 203. Fabr. Sp. Ins. ii. 385, 7. Mant. Ins. ii. 316, 37. 



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



Nat. i. 2202, 2. Reaum. Ins. iii. 281—350, pi. 25, f. 4—7. 



Geoff. Ins. Par. i. 494, 1, pi. 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. 1, 109. Rossi, Faun. Etr use. 



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



Turt. Syst. Nat. ii. 706. Shaw, Gen. Zool. vi. pi. 58, f. inf. 



Fonscol. Ann. 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. 5, f. 7 — 22. 

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

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

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

 Chermes Ulmi? Burm. Handb. Ent. ii. 91, 3. 

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

 Cinaia Gallarum-Ulmi? Ruricola, Gard. Chron. iv. 37. 



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

 shorter than the body : abdomen very short, slightly covered with 

 gray filaments : legs moderately 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 



