234 INSECT TRANSl'OKMATIONS. 



called by the French cadelle {Trogonta mauritanica, 

 Olivier), and is reported to have done more damage 

 to housed grain than any other insect,* The pest 

 of the granaries, which is but too well known in this 

 country, is the grain- weevil {Calandria granaria, 

 Clairville), the same, probably, which is mentioned 

 by Virgil, 



. Populatque ingentem farria acervum 



Curculio. Georg. i, 87. 



The high stacks of corn 



Are wasted by the weevil. Trapp. 



Kirby and Spence calculate that a single pair of 

 weevils may produce in one season 6000 descend- 

 ants; and they were told by an extensive brewer 

 that he had collected and destroyed them by bushels,t 

 — meaning, no doubt, insects and damaged grain 

 together. 



Corn-weevil {Calandria grunaria), magnified. 



Another beetle grub, popularly called the meal- 

 worm, the larva of Tenehrio moiitor, Linn., which 

 lives in that state two years, does no little damage to 

 flour, as well as to bread, cakes, biscuits, and similar 

 articles. Accounts are also given of the ravages 

 committed by the grubs of other beetles, of several 

 species apparently not well ascertained, upon different 

 sorts of provisions, such as bacon, ham, dried tongues, 

 ship-biscuit, &c. Sparrraan tells us, that he has 

 witnessed the ground peas on ship-board so infested 



* Olivier, ii. 19. t Intr. i. 173. 



