OBBMA8TOGA8TEB . 



127 



b*. Eyes round. 



a 5 . Metanotal spines slender, 

 not thick at base, divergent, 



straight, not curved 



ft"'. Metanotal spines thick at 



base, less divergent, curved. 



b' 2 . Pronotum not sculptured, smooth. 



3 . Basal level portion of metanotum 



sculptured. 

 a '. Pronotum with distinct lateral 



obtuse tubercles 



b 4 '. Pronotum not tuberculate, 



b 3 . Basal, level portion of metanotum 



not sculptured, smooth. 

 o 4 . Head, viewed from the front, 

 anteriorly truncate, raised 

 into a high convex cone 



above 



6 4 . Head, viewed from the front, 

 anteriorly not truncate, not 

 cone-shaped above. 

 '. Pro-mesonotal suture ob- 

 solete or very slight, 

 rt". Metanotal spines short, 

 much shorter than the 

 length of the basal, level 

 portion of metanotum . . 

 b'\ Metanotal spines long, 

 longer than basal, level 

 portion of metanotum. 

 a 7 . Cheeks and antennal 

 hollows finely striate . 

 b 7 . Cheeks and antennal 

 hollows not striate . . 

 b'. Pro-mesonotal suture well 



marked, distinct. 

 a n . Mesonotum with a dis- 

 tinct transverse im- 

 pression 



b 6 . Mesonotum without anv 



transverse impression. 

 7 . Cheeks finely striate . . 

 V. Cheeks smooth, not 



striate 



c'. Club of flagellum of antennae 2- 



jointed. 



a 2 . Colour yellowish brown ; 2nd joint 

 of pedicel withabroadlongitudinal 



groove above 



b*. Colour paler yellow ; 2nd joint of 

 pedicel with no longitudinal 



groove above 



b. Head not smooth, entirely sculptured, 

 a'. Metanotal spines shorter than meta- 

 notum. 



a 2 . Metanotal spines slender, apex 

 directed backwards and outwards. 



C. subnuda, p. 129. 

 C. anthmcina, p. 132. 



C. sayei, p. 135. 

 C. walshi, p. 136. 



C. aberraas, p. 136. 



C. politula, p. 131. 



C. travcmcorensis, p. 134. 

 C. ransonneti, p. 137. 



C. dalyi, p. 138. 



C. soror, p. 134. 

 C. ebenina, p. 133. 



C. millardi, p. 135. 

 C. biroi, p. 138. 



