neir or little known Cetoniidfe. 263 



short, the apex dilated aud rovuided ; legs reddish-brown, inter- 

 mediate femora Avith a white stripe on the outside, the posterior 

 femora with a similar stripe on each side, anterior tibisc with 

 three lateral teeth, the upper one obtuse the others acute, hinder 

 jiairs of tibia^ with one acute tooth aliout the middle. 

 Lake Nyassa. 



A few specimens of this species were taken by ]\Ir. Simons 

 at Monkey Bay, near Livingstonia ; it somewhat resembles 

 P. leiicomelana, G. & P., in coloration, but is otherwise very 

 different. 



DiplognatJiu striata^ n. sji. 



D. nigra nitida, subtus fusco-testacea ; clypeo antice, thorace 

 niarginibus lateralibus auguste, pygidioque maculis duabus flavis ; 

 elytris profunde puuctato-striatis. Long. 19-21 mm. 



Var. a. tota nigra. 



A^ar. b. siipra rufo-brunnea ; ca})ite punctis duabus, thorace 

 vittis duabus maculisque lateralibus nigris. 



Head short and broad, finely rugose, the base smooth, sides of 

 clypeus strongly elevated and sinuous, anterior margin broadly 

 emarginate, concave beneath, the angles produced, obtuse and 

 turned ujd ; shining black, the clypeus yellow. 



Thorax very coarsely and shallowly })imctured at the sides, 

 the jiunctures very close and confluent in front, but much finer 

 and sparse on the disc, the posterior angles strongly rounded, the 

 basal margin slightly produced and feebly emarginate above the 

 scutellum ; shining black, the sides narrowly margined with 

 yellow. 



Scutellum long and narrow, the ajiex acute, impimctate, the 

 sides strongly impressed ; shining black. 



Elytra depressed behind the scutellum, each with six deep 

 punctate stria.', the outer one abbreviated, the interstices slightly 

 convex and smooth, the sides and apex very finely strigose and 

 punctm-ed, the shoulders with a shallow punctured fovea, and a 

 deep elongate depression near the margin ; pitchy-black, shining 



PijgkUmu slightly convex in the centre, very finely strigose ; 

 black, slightly shining, \vith a large yellow marginal spot on 

 each side. 



Beneath sparsely strigose at the sides, reddish-vellow, shini)ig, 

 blackish in parts ; mesosternal process slightly swollen aud 



