222 GRAMMAR OF ENTOMOLOGY. 



telum corneous, produced into two spines. In- 

 habits and feeds on decaying wood. Pupa 

 changes in the same situations. Imago, with 

 the antenn% filiform, tapering to the extremity; 

 mandibles elongate, toothed, bifid at the apex ; 

 head nearly corresponding in width witli the pro- 

 thorax, but rather less ; prothorax with the mar- 

 gins often dilated ; when touched, a red fleshy 

 substance is protruded from several parts of the 

 body and again withdrawn. Inhabits flowers ; 

 flies readily and in the sunshine. Dasytes, 

 Malachius. 



747. Glow-worms (Lampyrites). Larva com- 

 posed of thirteen very distinct segments, the 

 divisions between which are deeply marked, 

 giving the back a serrated appearance ; legs very 

 perfect, the caudal leg also present. Inhabits 

 old hedges among decayed sticks, found also under 

 stones ; feeds on minute snails, &c. Pupa 

 changes under ground. Imago with the an- 

 tenna; filiform, monOiform, or pectinated ; the 

 mandibles small, soft, and somewhat imperfect ; 

 the prothorax flattened, dilated at the margins ; 

 the fore wings flexible, leathery ; females some- 

 times without wings ; frequently emitting from 

 the two last segments a bright phosphoric light. 

 Lampyris, Drilus, Telephorus, Lycus. 



748. Soft winged beetles (Cebrionites). Larva 

 and pupa unknown. Imago with the antenna; 

 very simple, filiform ; mandibles imperfect, ter- 



