467 



Hind femora thickened, Avith one tooth or more beneath 

 near the apex 2 



2. Hind femora strongly swollen, with several teeth beneath. 

 A large, rather elongate species, reddish brown throngh- 



ont - Caryohorus gonagra. 



Hind femora less swollen, with one or two teeth and some- 

 times two denticles 3. 



3. Hind femora with one tooth withont and one within 4. 



Hind femora with one tooth, with or withont denticles.... 6. 



4. Form compact, posterior middle lobe of pronotum clothed 

 with snowy-white pnbescence, antennae of male pectinate 



- BriLchus chine nsis 



Form more slender, pnbescence of middle lobe dnll, anten- 

 nae of male serrate 5. 



5. Smaller, pronotnm and elytra more sparsely pnbescent, in- 

 tegument of elytra dark along the lateral and hind margins 

 usually expanded in the female into a dark semicircular 

 spot, integument of pronotum largely dark, pygidium of 

 female with large, distinctly separated, lateral, integu- 

 mentary dark spots, outer subapical tooth of hind femora 



acute Bruclhus quadrimacidatus 



Larger, pronotum and elytra more densely pubescent, pro- 

 notum and elytra reddish, narrowly crescentic dark integu- 

 mentary spot on the sides of the elytra, pygidium of female 

 reddish with a dark narrowly divided subapical cloudy 



spot, outer subapical tooth of hind femora blunt 



_ Dolichos lueevil 



6. Pronotum with a blunt obsolescent tooth on either side 



near the middle, hind femora with a single tooth .....7. 



Pronotum with the sides evenly rounded, hind femora 

 with one tooth, with or without two denticles 8. 



7. Hind femora acutely toothed, pronotum broader, pygidium 



with two definite dark spots Bruckiis pisorum 



Hind femora obtusely or obsoletely toothed, pronotum nar- 

 rower, dark sjDots of pygidium absent or poorly defined.... 

 Bruchus rufinianus 



