465 



8. Gnathocera gracilis Jans. 



Congo (G. Hoton) ; Loulouabourg (P. Le Marinel) ; Matadi 

 (J. Duvivier). 



9. Gnathocera cruda Jans. 



Dar-es : Salaam ; Mamboya; Niam-Niams (Bohndorff). 



10. Gnathocera legrosi n. sp. 



Viridis, nitida; elytris fusco-testaceis, crebre punctatis, bicosta- 

 tis; capite thoraceque confertim punctatis, albo-notatis ; pygidio 

 albo-biraaculato ; subtus viridi-olivacea, parce pilosa, lateribus late 

 albis, pedibus olivaceo-nigris. — Long. 13-15 mill. 



Var. A. — Thorace postice testaceo-marginato. 



Var. B. — Capite thoraceque cseruleo-virescentibus, elytris scu- 

 telloque cseruleo-tinctis. 



Var. C. — Maculis albis deficientibus. 



Var. D. — Pedibus rufis. 



Head rather coarsely punctured, the punctures confluent and 

 forming striae towards the apex, smooth in the centre at the base, 

 apex of clypeus slightly emarginate; shilling green or blue green, 

 generally, darker towards the apex, with two white spots on each 

 side, or without spots. Thorax strongly punctured, the punctures 

 coarser and somewhat confluent at the sides, trisinuate at the base 

 with the latéral angles rather prominent but obtuse; shining green, 

 bluish green or nearly black, concolorous or margined with 

 testaceous at the base and basai portion of the sides, a fine white 

 longitudinal central line towards the base and several white spots 

 on each side of variable size and forming a more or less interrupted 

 latéral band, or entireiy without white markings. Scutellum with 

 a faintly impressed central line and a few scattered punctures, or 

 impunctate; green, or fulvous with a greenish or bluish tinge. 

 Elytra bicostate, the inner costa rather broader and more strongly 

 raised than the outer one, the interstices and sides closely and 

 irregularly punctured, apex strigose; dusky testaceous, in some 

 spécimens with a slight greenish or bluish tinge and generally 

 with a small elongate white marginal spot just above the latéral 

 sinus. Pygidium not much produced, very closely strigose, with 

 sparse grey hairs towards the apex; dark green, or nearly black, 

 with a white spot of variable size on each side, or unicolorous. 

 Beneath dark green, or greenish or bluish black, unicolorous or 

 broadly marked with white et the sides, sparsely pubescent, centre 

 of metasternum bright green and longitudinally impressed, meso- 

 sternal process long, narrowed to the apex, slightly divergent and 

 either unicolorous or with the apex testaceous, abdomen broadly 

 impressed in the maie and generally with a central row of white 



