MELOLONTHA. 23 



Black ; elytra reel-brown, with narrow black outer mar- 

 gin ; abdomen with triangular spots of white hairs at sides. 

 Colour of thorax and elytra rather variable. L. 10 — 12 1. 

 Not common. M. hippocastani, Fab. 



MJii^otrogus, 



A, Elytra pale yellow, diffusely and feebly punctured ; 

 last dorsal abdominal segment granulate. 



Brown ; clypeus, sides of thorax and of last upper abdomi- 

 nal segment reddish-yellow. Elytra with four raised longi- 

 tudinal lines. Forehead, thorax and last upper abdominal 

 segment covered thickly, elytra more diffusely, with long 

 grayish hairs, longer and closer in male than in female. 

 Thorax also with short, whitish-gray pubescence. L. 7 — 8 1. 

 Common. B. solstitialis, Lin. 



2?. Elytra brown-red or brownish-yellow, rather distinctly 

 punctured ; last dorsal abdominal segment diffusely and 

 finely punctured. 



Brown ; clypeus and sides of thorax brown-red ; sides of 

 last upper abdominal segment yellow. Elytra with tliree 

 raised longitudinal lines and traces of a fourth. Thorax 

 with short, fine gTay pubescence, thinly mixed with longer 

 hairs, or (in male) closely covered with long hairs ; elytra 

 covered thinly and last upper abdominal segment more 

 closely with short upright hairs, male with bristles on 

 elytra. L. 5| — 72 1. Eare. B. ochraceus, Knoch. 



RUTBLIDAE, 



Antennae with nine joints ; lab rum and labium emargi- 

 nate at apex ; outer-side of mandibles smooth ; elytra with 

 a narrow membranous border at apex. [Anomalides.] 



A, Posterior femora not thickened or bordered above. 



Posterior legs not stronger in proportion than the others. 

 Body rather flat. Phyllopertha, Kirby. 



-B. Posterior femora thickened and bordered above. 



Posterior legs strong in proportion to front ones. Body 

 evenly arched. A no ma I a, Leach. 



I*hyUopert7ia, 



Shiny. Head, thorax and scutellum greenish or bluish- 



