THE YOUNG NATURALIST. 



65 



carpets, woollen cloths, natural history specimens, &c, in all of which the 

 larva feeds. When fall-fed the larva constructs a case in which it changes to 

 a pupa. The above three species are a complete pest in houses and ware- 

 houses. 



Tinea USticella — The female frequently deposits its ova on cloth in 

 houses, but oftener in birds' nests that are lined with wool or feathers. 



Sphodrus leucophthalmus belongs to the order Coleopteea. or 

 Beetles, which are distinguished by having two horny or leathery wing-cases, 

 and by the mouth having two transverse jaws. This, species is generally 

 found in cellars, damp kitchens, and outhouses. It is obnoxious in conse- 

 quence of it running and creeping where our food is stored. It is nocturnal 

 in its habits, but is not common. It is found in London and its suburbs, 

 and in several other of our large towns, as Liverpool, Birkenhead, Ashton- 

 under-Lyne, and Manchester. 



PristonychllS terricola occurs in cellars and outhouses, and is often 

 very abundant. It may be found in the day-time, under almost everything 

 that is placed in cellars, coming out at night to feed. 



Carpophilus hemipterus is found mostly in London warehouses and 

 shops. 



Carpophilus mutilatus has been found at the bottom of wheat stacks, 

 at Clifton, near Manchester, and in the sweepings of flour, &c, at Pendleton, 

 and in London. 



TrogOSita mauritanica is a flat, elongate insect, which has probably 

 been imported. It is very injurious to stored up grain, upon which it feeds, 

 especially when in the larval state ; it is consequently common in granaries. 

 The perfect insect is sometimes found in bread, in which it gets previous to 

 baking. 



Lsemophiaeus pusillus is found in the sweepings of flour at Pendle- 

 ton, also in a granary at Cambridge, and is said to have been found in nuts 

 at Sheffield. 



Annommatus 12-striatus is a small yellowish species, about two- 

 thirds of a line in length. It is apparently blind. It occurs in houses in 

 London, Hull, and Hertford ; it is also said to occur near the roots of young 

 beets. 



Silvanus Surinamensis is often found in sugar and sugar casks, also 

 in bran, tapioca, macaroni, &c, in grocery and confectionery establish- 

 ments, sometimes in abundance. It is frequently found floating in tea or 

 coffee. 



