BEETLES. RT 



always darker beneath, and there is no raised line beside the 

 suture. It appears early in June, and is found on oaks. 

 The larvse are found also in ants' nests. It is local, and is 

 confined to Scotland and the North of England. 



C. fastuosa, Fabr. (speciosissima, Scop.) (Plate IX., Fig. 14). 

 Oval, and usually larger than C. affinis. Wing-cases uniform 

 green, very shining, with the sutural angle projecting at tlie 

 extremity. The appendage of the mesosternum is rounded in 

 front. It is found in many parts of the Continent, where it 

 appears late in the summer, especially frequenting oaks, on 

 the sap of which it feeds. The larvae live with ants in hollow 



Genus Osmoderma, Lepell. and Serv. 



Head free ; clypeus slightly emarginate in front, with two 

 elevations behind. The hind cox^e are toothed on the inner 

 side. The pronotum and scutellum are furrowed. The only- 

 European species is : 



0. emerita, Linn. (Plate IX., Fig. 15). Pitchy-black, varying 

 to metallic-reddish. The male has a raised border to the clypeus, 

 which is absent in the female. The beetle, which has a smell 

 of Eussia-leather, frequents trees towards the end of June and 

 July. The larvae live in hollow trees, preferably apple-trees, 

 often gregariously. It inhabits most parts of Europe, but not 

 the British Isles. 



Genus Gxoeimus, Lepell. and Serv. 

 Head free; clypeus square, emarginate in front. Pronotum 

 narrowed in front, with almost rounded angles behind. The 

 scutellum is very obtusely triangular. The elytra are broader 

 than the thorax, and are together nearly as broad as they are 

 long. They are found on flowers and on the trunks of trees. 



* G. nohilis, Linn. (Plate IX., Fig. 16). Shining, coppery-red 

 beneath, golden-grreen above, commonly with a copper-red shine. 



