JUNE. 149 



insect is found on the trunk of the oak, elm, and willow, 

 and appears generally towards the middle of summer. 



COLEOPTERA. 



CETONIA. 



Generic Distinctions. Antennae ten-jointed, the club with three 

 joints ; thorax widening towards the hinder margin ; body nearly 

 ovate, obtuse, and somewhat depressed. 



CETONIA AURATA. This pretty insect, known under the 

 name of Rose-chafer, is one of the most beautiful of British 

 Beetles ; the colour is a fine golden green, very shining 

 above, and a bright coppery hue beneath ; the elytra are 

 ornamented near the tips with numerous transverse white 

 marks ; the form of the body is rather obtuse. This insect 

 is found abundantly during the summer months, particu- 

 larly in gardens, flying well, and with a humming noise, in 

 the heat of the day. 



COLEOPTERA. CURCULIONID^. 



RHYNCHITES. 



Generic Distinctions. Head inserted far into the thorax ; rostrum 

 enlarged at the extremity ; body nearly square. 



