210 



INSECTS AT nO]ME. 



The colour of the Beetle is bright polished-Llue ahove, 

 sometimes takin^^ a deep-green line, and there is a reddish 

 patch below at the apex of the body. The thorax is rather 

 convex and thickly punctured, and on each elytron there are 

 ten rows of strioe, the intervals between them being very finely 

 wrinkled. The insect is common in some localities, but in 



1. Prasocuris beccabungsB. 2. Phyllotrpta brassicje. 3. PsylUodcs hyoscyami. 4. Cas- 

 tndx viridis. • 5. Trijilax rnssica. a. Phyllotrota, >avTa. b. Cassida, larva. c. Cassida 

 pupa. d. Cassida, maxillary palpus. e. Cassida, labial palpi. 



others seems to be rather scarce — its rarity or plenty depend- 

 ing, in all probability, on the presence or absence of the herb 

 on which it generally feeds. There are five Britisli sjaecies of 

 this genus. 



Passing by the family of the GalerucidtTp, we come to the 

 enormous family of the Halticidiv, the members of which; 



