688 Goleoxderological Notices^ VI. 



Pubescence shorter, not so erect and less consi)iciious ; body smaller and 

 narroAver, pale llavo-testaceous throughout, the elytra rarely feebly suf- 

 fused toward the middle with brownish 7. luteolus 



Temporal angles distinct and rather narrowly rounded; form more obese; 

 piinctures denser and not so coarse; dark markings of the elytra suffused, 



never black H. pingiie§ceiis 



9 — Head simply punctate; pronotal rugtc long, fine and anastomosing. 



9. flavicaus 

 Head covered w ith small strongly elevated tubercles; pronotal rugaj coarse and 

 much Ijroken \ip, forming irregular tubercles. 

 Tubercles of the head smaller and denser; antennjc shorter and more in- 



crassate 10. sca1)ricep!>i 



Tubercles large and sparse; antenna? slender; pubescence longer, coaree and 



somewliat unet^ual 11. coiupositlis 



Kl — Unicolorous, either black or paler, when pale having the elytra frequently 

 indefinitely fasciate near the middle and apex, enclosing an ocellate pale 



spot behind the middle 11 



Black, each elytron with a Avell defined pale spot near the base and another 

 near the apex, occasionally mutually confluent either transversely or 

 longitudinally according to the species; prothorax feel)ly constricted at 

 some distance before the l)ase; head impressed in the middle at base; 



trochanters not spinose in the male 18 



11 — Head and pronotum extremely finely and densely punctate, dull; elytra 



as in hi(/iitfi(lii.<, entirely black 12. nigrita 



Head and pronotum distinctly and less densely punctate. 



Posterior trochanters of the male prolonged posteriorly in a very slender 



spi ne ; prothorax general ly broadly round ed at the sides 12 



Posterior trochanters not spinose in the male 13 



12 — Elytra pubescent. 



Prothorax oval, widest at the middle 13. ovicollis 



Prothorax widest distinctly before the middle. 



Elytra less elongate, leaving the extreme tip of the abdomen exposed. 

 Black or paler, with a rather ill-defined sjiot of paler tint behind the 

 middle, which is frequently obsolete in the black forms. 



14. biguttiiliis 

 Black, the elyti'al apex margined with testaceous; pronotal punctures 



much coarser and sparser 15. liastatus 



Elytra longer, completely covering the abdomen. 



Sides of the elytra in apical two-fifths convergent and straight to the 

 broadly rounded apex ; punctures of the head fine and dense. 



16. protectus 

 Sides of the elytra evenly rounded behind; head coarsely and sparsely 



punctate 17. sol id us 



Elytra glabrous 18. subcalvus 



13 — Head and pronotum glabrous and alutaceous; basal margin of the pro- 

 thorax completely obsolete 19. coracinus 



