1919.] ^3 



Fourth tafsal joiut unilobed and penicillate at tip ; elytral depressions 



deep , versicolor Cam. 



Fourth tarsal joint simply penicillate at tip j elytral depressions shallow. 



annandahi Bernh. 



Prothorax at most binodose near base, more closely aud more coarsely 

 punctured. 

 Elytral depi-essions deep ; upper surface of body bluish-black. 



viaequaltt, n. sp, 



Elytral depressions shallow. 



Upper surface shining, brassy or golden, head blue, elytra caeruleo- 



fasciate caernleonotatus, n. sp. 



Upper surface dull, greenish ; prothorax densely scabroso-punctate. 



scahricoUis, n. sp. 



Upper surface dull, leaden-black ; ventral segments cyaneous, with 



smooth median space cyanogasUr, n, sp. 



Upper surface more shining, bluish-black ; ventral segments cyaneous, 



uniformly punctate punctiventris, n. sp. 



Elytra more coarsely punctured, in part vorticose ; upper surface black or 

 brassy (head aud prothorax cyaneous in lobiyerus, var.). 

 Fourth tarsal joint with long, narrow lobes ; antennae very elongate. 



lobigeni^, n. sp. 



Fourth tarsal joint with short, narrow lobes. 



Elytra with a small dull luteous spot distigma, n. sp.* 



Elytra immaculate cameroni, n. sp. 



Fourth tarsal joint simply excavate at tip above, that of the anterior and 

 intermediate pairs tending to become sub-bilobed. 

 Tarsi very long and slender; elytra densely sculptured; upper siuvfice 



metallic andrezvesi Cam. 



Tarsi shorter and less slender. 



Elytra coarsely vorticose ; head broad ; eyes large ; upper surface 



shining, usually black radiatua, n. sp. 



Elytra more finely vorticose. 

 Species larger. 

 Prothorax somewhat coarsely, irregularly punctured ; upper surface 



shining tortuostcs, n. sp. 



Prothorax finely, densely punctured ; upper surface duller. 



subvorticosus, n, sp. 



Species smaller, with brassy upper surface ; head rather small. 



Antennae elongate aereus, n. sp. 



Antennae comparatively short minor, n. sp. 



1. — Dianous versicolor. 



Dianous versicolor Cameron, Trans, Ent, Soc. Lond. 1913, p. 533. 



Sah. India, Lebong in Sikkim, alt. 5000 ft, {type, J, in coll. 

 Cameron), W. Almora {R. G. O, : vi.l918 : <? ). 



• D. veriicoaus Epp., from Burma, must be allied to D. iiatigma : it is nigro-oyaaeous in colour, 

 with a shining, rounded, reddish spot on each elytron. 



