( 63 ) 



Notices of new or little known Cetoniid.e ; l)y Oliver E. 

 Janson. No. 8. 



Rhomborrhina olivacea, n. sp. 



Dark olive-green, underside and legs golden-green, margins of 

 the abdominal segments, outer edge of the tibias and the tarsi 

 black. Head slightly convex between the eyes, closely and 

 rinely rugulose, clypens large, dilated in front and sparsely 

 jmbescent, the apical margin strongly reflexed, slightly rounded. 

 Thorax very finely and closely punctured Avith sparse coarser 

 ]iunctures on the disc and confluent ones forming ruga; at the 

 sides, Scutellum very finely punctured with a few larger punc- 

 tures. Elytra closely covered with fine ti'ansverse wavy stria?, 

 the base in tlie region of the scutellum coarsely punctured, 

 the discal costa very slight. Pygidium closely strigose. Beneath 

 sparsely pubescent, punctate and strigose at the sides ; mesos- 

 ternal process narrow and rounded at the apex ; anterior tibia3 

 narrow and without any lateral teeth in the male, in the female 

 very l)road with a strong subapical tooth ; intermediate and 

 posterior tibia? witla a long fringe of ycdlow hairs. Length 

 25-2G mm. 



North China. 



Allied to li. nigra, Saund., and R. Jajwnica, Hope, but easily 

 distinguished by its much narrower form, different coloin-, 

 closely strigose elytra, and narrow mesosternal process ; in tlie 

 last two characters it approaches R. Fortunei, Saund., but its 

 broad acutely margined clypeus, fringed tibia\ etc., Avill at once 

 separate it from that species. 



Rlectrone liigubri-'<, n. sp. 



$ Deep black, shining. Head coarsely and irregularly punc- 

 tured, the clypeus slightly widened in front, the apex shalkiwly 

 emarginate and slightly impressed in the centre, the lateral 

 margins defiexed and strigose. Thorax much narrower than the 

 elytra, slightly depressed in the middle at the base, tlie lobe not 

 much produced, the sides with the basal two-thirds slightly emar- 

 ginate, thence obliquely narrowed to the front, forming an obtuse 

 lateral angle, at Avhich point it is of the same width as at the 

 base, anterior margin slightly elevated in the middle, the disc 

 Avith an extremely fine punctuation with sparse larger pimctures, 

 the sides closely strigose. Scutellum sulcate in the centre, the 



