296 Mr. J. S. Baly on the Phytophaga. 



the thorax is broader, and its disk impressed on either side by a 



distinct fovea. 



Adorium circumdatum. 



A. late ovatum, postice paullo ampliation, convexum, nitidum, fulvo- 

 testaceum; anteimis, tibiis (illis articulo basali, his basi exceptis) 

 tarsisque nigris ; elytris subcrebre tenuiter pimctatis, olivaceis, anguste 

 fulvo-testaceo limbatis ; thoracis disco trifoveolato. — Long. 5 lin. 



Hab. Moreton Bay. 



Antennae two-thirds the length of the body, second and third joints 

 equal in length. Thorax finely but distinctly punctured, also impressed 

 with three large shallow fovea? placed 2 • 1 on the disk ; sides narrowly 

 margined, rotundate behind the middle, thence rotundate-angustate to 

 their apex. Tibia? and tarsi covered with short adpressed hairs. 



Genus Etjstetha. 



Corpus anguste oblongum, convexum. Caput deflexum ; antennis modice 

 robustis, filiformibus, interdum subfusiformibus, articulis secundo et tertio 

 brevibus ; mandibulis apice dentatis ; mento transverso ; palparum max- 

 illa run i articulis duobus ultimis conjunctim obovatis; oculis integris. 

 Thorax transversus. Elytra oblonga, convexa, punctato-striata. Pedes 

 simplices ; coxis anticis distantibus, fere rotundatis ; unyuiculis appen- 

 diculatis. Prostemum elevatum, dorso canaliculatum. Metasternum 

 inter coxas intermedias antrorsum protensum. 



Type, Eustetha Jlaviventris, Baly. 



This genus differs from Dory, vena in the appendiculated claws, the 

 short third joint of the antennae, the broad, distinctly elevated pro- 

 sternum, and the distant subrotundate anterior coxas. 



Eustetha Jlaviventris. 



E. oblonga, convexa, purpureo-chalybea, nitida, subtus obscurior, abdo- 

 mine pallide flavo ; thorace hie illic sparse punctato, disco utrinque 

 transversim sidcato ; elytris subfortiter punctatis, punctis in striis nu- 

 merosis confuse dispositis. — Long. 4 lin. 



Hab. Northern China. 



Antenna? robust, filiform, nearly two-thirds the length of the body ; 

 second and third joints very short, nearly equal ; fourth longer than the 

 two preceding, nearly equal to the fifth ; fourth, fifth and sixth in the 

 male compressed, slightly dilated. Thorax transverse, impressed here 

 and there with a few scattered punctures ; base with a single shallow 

 fovea. 



Eustetha ghriosa. 



E. oblonga, convexa, purpurea, nitida ; antennis (basi excepta) nigris, 

 pleuris viridi-seneis, abdomine flavo-limbato ; supra viridi-amea, iri- 

 descens ; thorace transverso, disco hie illic distincte punctato, utrinque 



