17 



23. CECROPIA SILKWORM. 

 Platysamia cecropia Linn. 



Remedies: Hand picking of larvae; destruction of cocoons during 



the winter. 

 Chief Articles: Harris, Ins. Inj. to Veg., pp. 385-389; Riley, 4th 



Rept. Ins. Mo., pp. 103-111. 



29. WHITE-MARKED TUSSOCK-MOTH. 



Orgyia leucostigma 8m. and Abb. 



Re:\iedies: Arsenical mixture; destruction of eggs during winter. 



Chief Articles: Harris, Ins. Inj. to Veg., pp. 307-308; Riley, 1st 



Rept, Ins. Mo., pp. 144-147; Bull. 10, U. S. Dept, Agric, Div. Ent., 



p. 29. 



30. FALL WEB-WORM. 

 Hyphantvia cunea Dr. 



Remedy : Removal and destruction of the webs. 



Chief Articles: Riley, 3d Rept. Ins. Mo., pp. 130-132; Bull. 10, 

 U. S. Dept. Agric, Div. Ent., p. 33; An. Rept. U. S. Dept. Agric, 

 1886, p. 518. 



Injuring the Fruit. 



31. PLUM CURCULIO. 

 Conotrachelus nenuphar Herbst. 

 Remedies: Arscnites; collection of adult beetles by jarring. 

 Chief Articles: Walsh, 1st Rept. Ins. 111., pp. 64-72; Riley, 1st 

 Rept, Ins. Mo., pp. 50-62; 3d do., pp. 11-29; Riley and Howard, Rept. 

 IT. S. Dept, Agric, 1888, p. 57; Weed, Bull. Ohio Expr. Station, 2d 

 series, Art. vi, p. 133. 



32. TEN-SPOTTED XANTHONIA. 



Xanthoma 10-nuiata Say. 



33. INDIAN CETONIA. 

 Euphoria in da Linn. 



Chief Articles: Harris, Ins. Inj. to Veg., p. 40; Lintner, 1st Rept. 

 Ins. N. Y., pp. 232-239. 



34. APPLE MAGGOT. 

 Trypeta pomoneUa Walsh. 



Chief Articles: Walsh, 1st Rept. Ins. 111., pp. 29-4*3; Oomstock, 

 Rept, Dept. Agric, 1881, pp. 195-198; Harvey, Rept Maine Agric 

 Expr. Station, 1889, p. 190. 



23483— No. 31 2 



