2^0UMAL OOLI'^Ol'TEHA. 11 



like, coinl)like, or tliickoned tow.ird apex (in Urodon M'itli 

 tliree-joiiited club), first joint not long; mandilJes short. 

 (11" the antennae be longer than lialf the body the 

 thorax is without lateral spines and the eyes are entire). 



Fhytophaga. 



L» Tarsi with four joints, third joint nearly always bilobed; 

 antennae long (often much longer than body), generally 

 threadlike, sometimes sawlike, not inserted in scrobes 

 and not elbowed, first joint long ; head not produced 

 into a rostrum ; eyes generally kidney-shaped ; mandibles 

 large and powerful ; body elongate, more or less flattened, 

 base of elytra generally broader than that of thorax. 



Longicornia. 



31, Front pairs of tarsi with five joints and posterior pair 

 with four joints in both sexes ; eyes generally kidney- 

 shaped ; maxillary palpi prominent, last joint often 

 hatchet-sliaped ; antennae not elbowed or clubl )ed. 



Hctcroiiicra. 



ADEPHAGA. 



A., Ilahitat un land ; legs formed for running. 



GeodcpJiuga. 



H, H(d)it(it in water; posterior legs almost always formed 

 for swinmiing. Hy dr adc/pliag a. 



GEODEPHAGA. 



A^» Antennae eleven-jointed, inserted on the forehead 

 above the base of the mandibles. 



Head large ; eyes very prominent ; labrum strongly 

 developed ; mandibles large, curved, armed with several 

 teeth, crossed when at rest ; inner lobe of maxillae nearly 

 always bearing a sharp, moveable tooth at apex ; ligula 

 short, witliout paraglossae ; bases of labial palpi free from 

 ligula ; thorax marked with two transverse furrows, usually 

 connected by an impressed longitudinal line ; elytra com- 

 pletely covering abdomen ; legs long and slender; abdomen 

 with six ventral segments visil)le in female and usually 

 seven in male, the first three segments soldered togetlier. 



Cicind.elidae. 



