370 PESTS OF THE HOUSEHOLD AND STORED PRODUCTS 
The Cigarette Beetle (Lasioderma serricorne Fab.) 
Stored tobacco, and various other stored products, often become 
infested with this pest. The larve is a white, fleshy, tiny grub. The 
adult is one sixteenth of an inch long, brownish, its head bent back 
under its thorax. The 
larvee feed here and there 
through their food sub- 
stance, and the beetles 
make small round holes in 
Fic. 593.— The Cigarette 
Fic. 592.— Work and larva of the Cigarette Beetle. Adult, enlarged and 
Beetle. Enlarged. Original. natural size. Original. 
emerging. There are several generations annually under suitable 
conditions. Warehouses that have become infested should be thor- 
oughly cleaned up, and then fumigated with carbon bisulphide or 
hydrocyanic acid gas. 
