236 MI?. H. E. ANDREWES ON THE 



Key to the Species. 



1 (14). Upper surface black to brassy green (prothorax 



sometimes reddish), elytra w it'll red or yellow 

 spots (sometimes fascia;), prothorax closely 

 and coarsely punctate. 



2 (9). Prothorax green, elytra with red or yellow spots. 



3 (6). Prothorax half as wide again as long, sides haidly 



sinuate before bind angles. Length 7'U- 

 7'5 mm. 



4 (5). Yellow spots on elytra smaller, front one from 



stria 5 to margin chalcocephalus Wied. 



5 (4). Yellow spots on elytra larger, front one from 



stria 4 to margin v. quadristigma Bates. 



6 (3). Prothorax not more than a third as wide again 



as long, sides strongly sinuate before hind 

 angles. Length o'0-6'0 mm. 



7 (8). Elytra! spots red, front one covering shoulder and 



extending inwards to stria 5, two minute ones 



behind on intervals 4 and 6 respectively subnotatus, sp. n. 



8 (7). Elytral spots yellow, front one small, rather 



behind shoulder, extending inwards to stria 7, 

 hind one small, quadrate, on intervals 6-8, 

 another minute spot on interval 4 jucundus, sp. n. 



9 (2). Prothorax reddish, elytra with yellow fasciae. 



10 (13). Prothorax half as wide again as long, elytra 



coarsely and confluently punctate. 



11 (12). Prothorax dark red, elytra without sutural red 



patch; eyes small, very prominent, pedunculate cauliops Bates. 



12 (11). Prothorax light red, elytra with sutural red patch 



reaching to midway between fasciae ; eyes 



moderately prominent, not pedunculate rub ell -us Bates. 



13 (10). Prothorax a third as wide again as long, dark 



red, elytra moderately and not confluently 



punctate, without sutural red patch silckimensis, sp. n. 



14 (1). Upper surface variegated: head metallic green 



or blue, prothorax red (at least at base), elytra 

 dark (at least on apical half) with two inter- 

 rupted whitish fasciae (exceptionally with 

 white spots) ; prothorax closely but not 

 coarsely punctate. 



15 (22). Elytra with a red sutural stripe from base to 



apex, merging in white spot (when present) 

 at apex. 



16 (17). Prothorax blue with red base, elytra violet-blue, 



with wide dirty-white fascia from sutural 



stripe to side margins venustus, sp. n. 



17 (16). Prothorax red, elytral fascite not reaching 



margin . 



18 (19). Shoulders and epipleurae of elytra coarsely 



punctate ; front fascia hardly reaching extern- 

 ally beyond stria 6 virescens, sp. n. 



19 (18). Shoulders and epipleura; of elytra not coarsely 



punctate; front fascia reaching at least to 

 stria 8. 



20 (21). Elytra moderately convex, front fascia reaching 



stria 8, hind fascia as wide as front one, 



oblique dicksoni Wat. 



21 (20). Elytra flat on disk, front fascia reaching stria 



9, hind fascia very narrow, bent sharply back- 

 wards soon after leaving sutural stripe suturalis Fleut. 



22 (15). Elytra with or without red sutural stripe or 



scutellary patch ; when present, not reaching 

 beyond hind fascia. 



23 (28). Elytra without red sutural stripe or scutellary 



patch (though the scutellum itself is red). 



