LIST OF H0M0PIER0D8 INSECTS. 



4. Pemphigus BuMELiiB. 



Pemphigus Bumeliae, Kalt. Mon. PJlan. 184, 4. 

 Aphis (Pemphigus) Bumelis, Ratz. Forst. Ins. iii. 223, 37. 

 Aphis Bumelise, Schrank, Faun. Boic. ii. 102. 

 Eriosoma Bumeliae, Hei/d. Mm. Senk. ii. 3, 295. 

 Bumelifex, Amyot, Ann. Soc. Ent. Fr. '2me Sirie, v. 484. 

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



5. Pemphigus Ranunculi. 



Pemphigus Ranunculi, Kalt. Mon. PJlan. 185,5. 



Aphis Polyanlhis ? Sulz. Ins. 105, pi. 11, f. 4, 5. Gmel. Ed. Sijst. 



Nat. i. 4, 2209, 61. 

 Aphis Giaminis? Riaum. Ins. iii. 339. 

 Aphis radicum,? Fonscol. Ann. Soc. Ent. Fr. x, 195, 37. 

 Eriosoma LactuccE ? Sir Oswald Mosley, Gard. Chron. i. 828. 



Jenyns. 

 Pemphigus Lactucse ? Westw. Gard. Chron. 

 Aphis of the China Aster? Uusticus, Ent. Mag. i. 218. Harris, Ins. 



Mass. 190. 



The wingless female. Lives on roots throughout the year, and 

 is enveloped in the white cottony matter which exudes from its body. 

 Elliptical, pale greenish yellow or pale yellow, very plump ; the su- 

 tures of its segments indistinct ; feelers brown or dull yellow, with 

 a brown tip lo each joint: mouth brown or yellow, reaching the 

 middle-hips or the hiud-hips : legs brown or yellow, rather short, 

 slender, weak; hips small, far apart; shanks as long as the thighs ; 

 feet very shurt ; knees, feet, and tips of shanks sometimes black. 



The winged female. Appears in the middle of September, and 

 continues till the middle of October. While a pupa yellow: fore- 

 chest large ; middle -chest, hind-chest, and segments of the abdo- 

 men short, and of nearly equal size : feelers gray, as long as one- 

 fourth of the body : eyes black : mouth pale yellow, with a gray tip : 

 abdomen pale yellow : legs gray, short: rudimentary wings dark. 

 With a white bloom when the wings are developed : fore-chest dark 

 green, subquadrate ; its breadth twice its length : feelers black, monili. 

 form : mouth pale green, with a black tip : legs black, moderately 



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