334 



/. Elytra with pale markings l)asal and apical. 

 7». Elytra with a broad black médian fascia . . hilaris. 



mm. Elytra almost entirely dark malthina. 



II. Elytra with pale markings basai and submedian. 



71. Elytra with sparse punctures concinna, in part. 



nn. Elytra with dense punctures. 



0. Basai marking confined lo base elongata. 



00. Basai marking not confined to base . . . simulans (1). 

 ///. Elytra with pale markings basai submedian 

 and apical (or subapical). 

 p. Subapical markings not almost at extrême apex. 



q. Submedian and subapical markings fasciate. nitens. 

 qq. Thèse markings maculate. 

 pp. Subapical markings almost at extrême apex. 



r. Médian iascia terminales on margin , . . soror. 

 rr. Médian fascia terminales before margin. 



s. Elytral punctures sparse concinna^ in part. 



ss. Elytral punctures denser. 

 t. Basai marking confined to base • . . atriceps. 

 tt. Basai marking not so confined . . . flavifrons. 

 BB. Prothorax not almost or entirely dark. 

 C. Prothorax wilh two longitudinal black stripes. 



u. Elytra with clearly defined markings bilineatra. 



uu. Elytra more or less mottled cicatricosa. 



ce. Prothorax entirely pale, or at most with a discal 

 blotch. 



D. Elytra produced at apex spinipennis. 



DD. Elytra simple. 



E. Elytra entirely and uniformly pale pallida. 



EE. Elytra not entirely pale, or if pale with still 

 paler markings. 

 F. Elytra entirely dark. 



V. Elytra with sparse punctures brevis. 



w. Elytra with dense punctures. 



w. Elytra metallic blue pulchella. 



ww. Elytra black, or at most with a bluish 

 gloss. 



X. Head entirely pale Hackeri. 



XX. Head partly dark. 



y. Legs mostly dark gracilis. 



yy. Legs mostly pale pictipes. 



FF. Elytra not entirely dark. 

 G. Apical fourth (at least) of elytraentirely dark. 



z. Pale markings of elytra confined to base. ,,. ' ... 



/ obhquefasctate.in part. 



zx. Pale markings not confined to base. 



a. Médian fascia extends to extrême mar- 



gins. 



b. Basai marking as wideas médian. . aUcrnata. 



bb. Basai marking very narrow . . . picta. 



aa. Médian fascia terminâtes before margins. 



(1) lu this species the prothorax is sometimes diiuted with red in the middle. 



