338 HETEROMERA — MELANDRYIDAE. 



pressed, apex truncate ; mesosternum nearly as long as 

 intermediate coxae. Tarsi shorter than in Xylita and 

 punctuation stronger. Zilora, Muls. 



JB b. Intermediate coxae contiguous behind ; 

 third joint of antennae a little longer than 

 fourth. 



Maxillary palpi not sawlike, last joint hatchet-shaped, 

 rather broad, furrowed on inner edge, second obconical, 

 third triangular and a little depressed ; eyes slightly sin- 

 uate ; thorax truncate in front ; mesosternum scarcely 

 reaching to the half of the intermediate coxae. 



Xylita, Payk, 



S JB. Head inclined, at least partly visible from 

 above. 



a a. Apical spines of tibiae very short, espe- 

 cially on anterior pair. 



Maxillary palpi not sawlike, last joint hatchet-shaped, 

 third joint transverse triangular ; apex of mandibles 

 slightly bifid ; eyes sinuate in front ; thorax longer than 

 broad ; scutellum very small, quadrangular ; anterior coxae 

 short, without trochantina ; mesosternum as long as inter- 

 mediate coxae ; penultimate tarsal joint sub-bilobed ; body 

 elongate, rather flat, very finely pubescent. 



Hyjpulus, Payk. 



h b. Apical spines of tibiae long. 



Last joint of maxillary palpi hatchet-shaped, elongate, 

 furrowed on outer edge ; mandibles entire at apex ; eyes 

 very narrowly and slightly emarginate ; thorax transverse ; 

 scutellum rather large, elongate triangular ; anterior coxae 

 somewhat prominent, with trochantina ; mesosternum much 

 shorter than intermediate coxae ; penultimate tarsal joint 

 sub-bilobed ; body elongate, broad, bare. 



Melandrya, Fab, 



2, Antennae ten-jointed. 



Head bent downward, only slightly visible from above ; 

 last joint of maxillary palpi much longer than the rest 

 together ; apex of mandibles entire ; eyes emarginate ; 

 thorax strongly transverse ; scutellum rather large, elon- 

 gate triangular ; penultimate tarsal joint sub-bilobed ; body 

 oblong, scarcely pubescent, ConopalpiLS, Gyll. 



