BEETLES. 19 



haunts are pine and oak woods. It will climb up trees in 

 search of larva3 and pupae, which it feeds upon, and is common 

 on the Continent in the nests of the processionary caterpillars. 



* C. inc[iiisitoi\ Linn. (Plate III., Fig. 3). This species is 

 dark coppery-brown — occasionally blackish or bluish. It is 

 much commoner with us than the last species, and may be 

 found on fruit trees and in oak woods. 



Genus Leistus, Froehl. 

 Labium transverse, rounded in front; maxillai toothed on 

 the outer border with long movable bristles. The first joint of 

 the antennae is by far the largest. They are of moderate size, 

 and are found in mountainous districts under stones. 



* L. fcrrugineus, Linn. (Plate III., Pig. 4). Elytra and legs 

 brown. It is found in damp places. 



* L. spinibarbis, Pabr. (Plate III., Pig. 5). Elytra blue- 

 black and very shiny. The legs and antennae are pale reddish- 

 brown. It is found under stones and bark. 



Genus Nebria, Latr. 

 Labrum truncated at the end. Mandibles with a small 

 double tooth on the inner edge. The third joint of the 

 antennae is as long as, or longer than the first. These beetles 

 are found in hilly districts, on the banks of brooks and 

 streams, and on the edges of lakes. 



* N. brevicollis, Pabr. (Plate HE., Pig. 6). Elytra black, 

 punctate-striate ; antennae, tibiae, and tarsi brown. It should 

 be looked for under stones. 



■^^iV. livida, Linn. This species is distinguished by its 

 larger size and brownish-yellow colour. It is rather local. 



Genus Clivina, Latr. 



These are small elongated beetles, with two teeth on the 



c 



