42 



198. SMALL CORN-STALK BORER. 



Pempelia Ugnosella Zeller. 



[Injured stalk, larva, cocoons and adult moth : figures of injured stalk and insect in all stages 

 with details of structure from Riley's Report for 1881.] 



Remedies: Burning stubble. 



Chief Article: Riley, Rept. Dept. Agric, 1881, p. 142-145. 



199. STALK BORER. 



Gortyna n'ltela Guen. 



[Adult moths: figures of larva and moth from Riley's 1st Mo. Report] 



Chief Articles: Riley, 1st Rept. Ids. Mo., p. 92-93; 3d do., p- 

 105-109; Lintner, 1st Rept. Iqs. N. Y., p. 110-116. 



200. CORN "WORM: BOLL "WORM. 



Heliothls armlgera Hiibn. 



[Injured ear of corn, larva and adult moths.] 

 Parasites : 

 200a. Tachina sp. 



[Puparium and adult fly ] 



Remedies : Pyrethrum ; capture of moths by lights. 

 Chief Articles: Riley, 3d Rept. Ins. Mo., p. 104-109; Rept. Dept. 

 Agric, 1881, p. 145-152; Lintner, 1st Rept. Ins. N. Y., p. 116-126. 



Injuring stored Corn. 



201. RICE WEEVIL. 



Calandra oryzce Linn. 



[Injured ear of corn and adult beetles.] 

 Parasites : 

 201a. Pteromalus calanclrce Howard. 



[Adult.] 



Remedies: Bisulphide of carbon in air-tight vessels. 



202. TRIBOLIUM FERRUGINEUM (Fabr.) 



[Injured ear of corn (.^ame as No. 201,) larval sldns and adult beetles.] 



203. TYPHCBA FUMATA (Linn.) 



[Injured kernels of corn, adult beetles.] 



204. SILVANUS SURINAMENSIS (Linn.) 



[Larval skins, adult beetles: figure of adult beetle from Amer. Ent.] 



