CLASSIFICATION OF INSECTS. 217 



orbicular ; wings ample, with numerous nervures ; 

 legs short ; podeon fully developed ; body short 

 and robust. Inhabits woods, flying in the sun, 

 settling on leaves, and occasionally, but rarely, on 

 flowers. Tarpa, Lyda, Lophyrus ? which prin- 

 cipally differs in its pectinated antennae. 



735. Cephites (Cephites). Larva elongate, 

 with its feet obsolete or rudimental. Inhabits 

 and feeds on the stalks of corn and the buds of 

 fruit-trees. Pupa changes within the stalk. 

 Imago with antennae twenty-jointed, long, fili- 

 form, slightly incrassated externally ; mandibles 

 short, broad, trifid ; maxilla; with the blade dis- 

 tinct and acute, the galea elongate, and separated 

 from the maxilla by a distinct line, the feeler long 

 and six-jointed ; labium with its four parts per- 

 fectly developed, the feeler-bearer elongate, and 

 notched at the apex, the ligula produced and 

 trilobed, and the feeler four-jointed ; ocelli three ; 

 head rather square, broader than the following 

 segments ; prothorax fully developed, cylindrical, 

 quite detached from the mesothorax ; podeon 

 fully developed, divided on the back longi- 

 tudinally ; body elongate ; legs elongate ; flight 

 ea.sy and graceful in the sunshine. Settles in 

 abundance on composite flowers by the road- 

 side, and in meadows on Ranunculi. Cephas, 



