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Notices of neiv or little l-noion Cetoniid^e ; by Oliver E. 

 Janson. No. 4. 



Isclinostoma rostrata, n. sp. 



I. nigro-picea, opaca, sparse nigro-setosa, capite postice maculis 

 duabus, clypeo vitta iitrinqiie, thorace basi et marginibiis laterali- 

 biis, elytris margiuibus externis sutaraque postice aiignste margari- 

 taceo-albis ; clypeo elongate, antice iitrinqiie j^rofunde exciso, 

 angulis acutis, medio in processii clavato producto, $ , Long 21, 

 lat. 10 mm. 



Head coarsely punctured and sj^arsely pubescent ; clypeus 

 twice as long as broad, anterior angles strongly produced into 

 acute and slightly convergent points, sides almost straiglit, anter- 

 ior margin Avith a central narrow porrect born transversely 

 produced at the apex, the centre with an elevated longitudinal 

 ridge ; dull black, two sjoots between the eyes and a stripe on 

 each side of the clypeus pearly white ; antenna^ black, club not 

 very long, yellow beneath. 



Thorax almost hexagonal, obliquely widened from the base to 

 the middle, thence narrowed to the front, basal margin slightly 

 rounded, anterior margin slightly emarginate, sides and apex 

 with coarse scattered punctures and sparse black seta^ ; dull 

 brownish black, the sides and base narrowly margined Avith 

 pearly white. 



Seutellum large, triangular, the sides wdth an impressed 

 marginal line, impunctate ; dull l^rownish black. 



Elytra half as long again as the thorax, strongly rounded 

 behind, the disc with two faintly elevated longitudinal ridges, 

 impunctate ; dull piceous-black, the shoulders slightly shiuiug, 

 with a narrow pearly Avhite marginal line commencing just 

 behind the humeral angle, exteziding to the apical angle and 

 continued more narrowly along the suture for about half its 

 length. 



Fi/f/idimn large and vertical, slightly SAVollen, smooth, dull 

 silky black, with a small Avhito spot on each side. 



Beneath pitchy black, slightly shining, finely striolate, and 

 with long black hairs; mesosternimi punctured and impressed in 

 the centre, the process very small ; abdomen compressed, the 



