246 



DD. Pronotum normal. 



E, Dorsal . surface non-iridescent 

 EE. Dorsal surface iridescent. 

 F. Pygidium less finely punc- 

 tulate (almost as S. seri- 



cans, Er.) 



FF. Pygidium notably more 

 finely punctulate 

 CC. Forehead confluently (at any 

 rate on sides), and more or less 

 rugulosely, punctulate. 

 D. Pronotum not or but little ru- 

 gulose. 

 E. Raised edging of pronotum 

 considerably thickened and 

 more elevated round hind 

 angles 

 EE. Raised edging of pronotum 

 not thickened nor more ele- 

 vated round hind angles 

 DD. Pronotum closely and very 

 strongly scabrous 

 AA. Antennae consisting of 9 joints. 



B. Clypeus and forehead divided from 

 each other by a deep furrow. 

 C. Lateral edging of pronotum not- 

 ably more raised in front than in 

 middle, with lateral gutter much 

 dilated in front. 

 D. Raised edging of base of pro- 

 notum notably more elevated 

 at the ends than in the 

 middle 

 DD. Raised edging of base of pro- 

 notum continuously fine. 

 E, Sides of prothorax normally 

 arched (almost as in Serices- 

 this pruinosa, Dalm.) 

 EE. Sides of prothorax much 

 less strongly arched. 

 F. Pygidium non-carinate ; 

 size large (more than 7 1.) 

 FF. Pygidium longitudinally 

 carinate (feebly in male, 

 strongly in female); size 

 small (about 5 1.) 

 CC. Lateral edging of pronotum 

 even, or all but even. 

 D. Raised edging of pronotum ob- 

 solete in middle of base. 

 E. Elytral puncturation sub- 

 rugulose ; colour black or 

 piceous above, dark piceous 

 beneath. 

 F. Pygidium closely but not 



confluently punctulate 

 FF. Pygidium confluently ru- 

 gulose 



parallela, JBlackb. 



Ino, Blachb. 

 nemoralis, BJackh. 



dispar, Blackb. 



puncticollis, Blackb. 

 erosa, Blackb. 



Nemesis, Blackb. 



rorida, Burm. (?) 

 hospes, Blackb. 

 calescens, Blackb. 



ambigua, Blackb. 

 coxalis, Blackb. 



