species of tiidi-m CLirculioiildgB. 193 



Subfamily Akthokomin^. 



Genus Onychocnemis, nov. 



tJead exserted, subconical ; tlie eyes lateral, small, almost 

 circiilai'. Roatrum broail, flattened dorso-veutrally, longer 

 than tiie head or the front tibia, almost straijj-ht, deflected, 

 forming- a continuous line with the head, and with the apical 

 margin entire j the scrobes narrow and deep, beginning at 

 about one-third from the apex and continued obliquely to 

 beneath the base of the rostrum ; the mentum small, sub- 

 quadrate, about as long as its supporting peduncle, convex, 

 impunctate, and very shining. AntenncB short, geniculate ; 

 the seapi; almost straight, clavate, reaching the middle of 

 the eye ; the fuuicle 7-jointed, joint 1 swollen and longer 

 than any of the others, 2 subconical and as long as broad, 

 the remainder strongly transverse, very closely packed, and 

 rapidly widening outwardly, joint 7 being closely annexed 

 to the club, which is broadly ovate and 3-jointed, Pro- 

 thorax without postocular lobes, and with the base bisinuate. 

 Scutellurii distinct, circular. Elytra oblong, broader than 

 the prothorax, entirely covering the pygidium, with distinct 

 shoulders and ten striae. Legs short and stout; the hind 

 coxae ovate, not reaching the edge of elytra ; the femora 

 moderately clavate and not toothed, the hind pair not nearly 

 reaching the apex of the elytra ; the tibi;e almost straight, 

 slightly compressed, strongly uncinate at the apex, and also 

 with a short sharp mucro projecting perpendicularly from 

 the inner angle; the tarsi broad, joint 2 transverse, 3 

 broadly lobate, 4 short, the lower surface clothed with fine 

 pale pubescence, which is sparse on the two basal joints, 

 the claws very small and connate at the bf^se. Sternum : 

 the prosternum very short, with the front margin shallowly 

 sinuate, the coxse in the middle and narrowly separated ; 

 themesosternum with theepimeranot ascending and broadly 

 separating the episterna from the elytra, the intercoxal pro- 

 cess bi'uadly truncate at the apex; the metasternum between 

 tlie coxte about as long as the middle coxae, the episterna 

 comjniratively l)road. Venter with the intercoxal i)rocess 

 broadly rounded, the two basal segments fused together and 

 delimited only by an almost straight shallow stria, the iutei'- 

 mediate segments not angulated externally, 2 almost as lorg 

 as 3 + 4 in the middle, and 5 but little longer than 4. 



Type, Onychocnemis careya^ sp. n. 



Allied to the European Br/i((yba/us, Germ., and the Sonth- 

 A-fncau Thumnobius, Schh, The former genus differs in its 



Ann.d; Mag. N, Hist, Ser. «. Vol. xix. U 



