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



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

 distinct fovea. 



Adorium circumda turn. 



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

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

 tarsisqiie nigris ; elji;ris subcrebre tenuiter punctatis, olivaceis, anguste 

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



Ifab. Moreton Bay. 



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

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

 with three large shallow fovete placed 2 • 1 on the disk ; sides naiTowly 

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

 their apex. Tibise 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 ; mandibidis apice dentatis ; mento transverse ; palparum max- 

 illarum articulis duobus ultimis conjunctim obovatis; oculis integi'is. 

 TJiorax transvei'sus. Elytra oblonga, convexa, punctato-striata. Pedes 

 simplices ; coxis anticis distautibus, fere rotimdatis ; unguiadis appen- 

 diculatis. Prosternum elevatum, dorso canaliculatmn. Metastei'num 

 inter coxas intermedias antrorsum proteusum. 



Type, Eustethajlaviventris, Baly. 



This genus differs from Doryxeyia in the appendiculated claws, the 

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

 sternum, and the distant subrotundate anterior coxae. 



Eustetha jiaviventris. 



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

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

 ti'ansversim sulcato ; elji;ris subfortiter punctatis, punctis in striia nu- 

 merosis confuse dispositis. — Long. 4 lin. 



ITab. Northern China. 



Antennfe robust, filiform, nearly two-thirds the length of tlie 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 glonosa, 



E. oblonga, convexa, pm-pm-ea, nitida; antennis (basi excepta) nigris, 

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

 desceus ; thorace transverso, disco hie illic distincte punctate, ulrinque 



