126 



BB. Antennse not black. 

 C. Antennae reaching back to the base of the 



prothorax 

 CC. Antennae shorter. 



D. Ninth and tenth elytral series quite dis- 

 tinct from each other and separated by a 

 well-defined interstice to beyond middle 

 of elytra 

 DD. Ninth and tenth elytral series not as in 

 A. episcopalis. 

 E. External face of tibiae traversed by a well- 

 defined entire longitudinal carina. 

 F. Under surface of head and prothorax 

 of dark colour. 

 G. Seriate sculpture of elytra continu- 

 ing (gradually enfeebled) to apex 

 GG. Seriate sculpture of elytra ceases 

 suddenly considerably before 

 apex. 

 H. No longitudinal sulcus on prono- 

 tum behind the front transverse 

 sulcus ... ..i 



HH. A well - defined longitudinal 

 sulcus on pronotum behind 

 the front transverse sulcus... 

 FF. Under surface of head and prothorax 

 pale yellow 

 EE. External face of tibiae not having a 

 continuous longitudinal carina. 

 F. The transverse sulci of the pronotum 

 connected by a strong longitudinal 

 sulcus. 

 G. Transverse interstices of elytral 

 foveolae strongly cariniform and 

 crossing several series ... 

 GG. Transverse interstices of elytral 

 foveolae fine, scarcely raised, and 

 short 

 FF. Transverse sulci of pronotum not 

 connected by a strong longitudinal 

 suleus, 

 G. Front of clypeus not both notably 

 narrower than interval between 

 eyes and also much emarginate. 

 H. Sculpture of elytra quasi-uniform 

 from base to apex, only becoming 

 gradually finer and closer (but 

 not less rugulose) in approaching 

 the apex 

 HH. Sculpture of elytra much en- 

 feebled at base, gradually 

 becoming towards apex more 

 or less finer, but still continu- 

 ing rugulose. 



I. Prothorax notably wider across 



apex than across base. (Legs 

 entirely dark) 



II. Prothorax scarcely wider across 



apex than across base. 



instabilis, Newm. 



episcopalis, Spin. 



nigrohirtus, Blackb. 



smaragdinus, Gorh. 



robustus, Blackb. 

 rujipes, Macl. 



Plutus, Chevr. 

 ddicatulus, Bohem. 



eremita, Blackb. 



amabilis, Blackb. 



