84 CETONiixj;. 



It is a little smaller than T. hijacintliiiia, Hope, more sliiniug 

 and less coarsely sculptured. The eh/tra are densely marked with 

 black-pigmented crescent-shaped impressions, deeply impressed 

 but not very coarse. 



Length 30-'A'2 mm. ; hreadtli 15-1 d mm, 



Assam : Sudiya, Sibsagar. 



Type in the British Museum. 



54. Torynorrhina opalina. 



Cetonia opalina, Hope* Grays Zool. Misc. 1831, p. 24. 

 Goliathus opalinus, G. ^- P., Monogr. Cet. p. 186, pi. 26, lig. 5. 



Pale pinkish olivaceous green above and beneath, with the 

 scutellum dark green, deepening from base to apex, and the tarsi 

 and edges of tlie ventral segments black. 



This is a rather smaller form than those preceding, very smooth 

 and shining, and less closely punctured. The hairy clothing of 

 the apices of the elytra, the pygidium, sides of the metasternum, 

 and the fringes of the four posterior tibia3 are tawny coloured. 

 The pronotum is rather deeply emarginate before the scutellum, 

 which is rather short and has distinctly curvilinear sides. 



Length 28-:53 mm.; breadth 115-15 mm. 



Punjab : Murree ; United Phovinces : Dehra Dun, Mus- 

 soori ; Nepal; Sikkim : Darjiling; Tibet. 



Ti/2)e in the British Museum. 



Genus RHOMBORRHINA. 



llhouiborrliiiia, Hope, Coleop. Man. i, 1837, p. 120; Arrow, Aim. 



Ma;/. Nat. Hist. (7) xix, 1907, p. 433. 

 Anomalocera, Westic, Arcana Ent. i, 1842, p. 120; Arrow, Ann. 



Ma<j. Nat. Hist. (7) xix, 1007, p. 319. 

 Diphyllomorpha, Hope, 'J'rans. Linn. Soc, xix (2), 1843, p. 107. 



Type, Goliathus heros, G. & P. 



Range. India, China, Malayan Eegion. 



Form elongate, rather flattened above, generally very smooth 

 and sliiniug. Head Hat, without frontal process ; clypeus simple, 

 elongate, nearly straight in front, not distinctly toothed or notched. 

 Protliorax rather triangular, with the hind angles not produced 

 and the base excised in frout of the scutellum. Scutellum mode- 

 rately long, acute. Elytra smooth, sinuated at the sides. Sternal 

 process longer than broad, pointed or blunt at the end. Legs 

 moderately slender, with the four posterior tibias more or less 

 fringed at the inner edge. 



S . The front tibia) are slender and unarmed, the club of the 

 antenna is generally long, and the abdomen is arched and some- 

 times channelled beneath. 



$ . The front tibiae are broader and bidentnte externally. 



