456 Mr. J. S. Baly o)i the Phytopliaga. 



incrassato, secundo primo dimidio breviore, ovato, tertio pauUo longiore, 

 subclavato, cseteris singiilatim illi longitudine fere sequalibus, com- 

 pressis, modice dilatatis, ultimo paullo longiore; ociilis prominulis, 

 ovatis, epistoma integrum ; facie et vertice la3\4bus, sine carina aut canali- 

 culis. Thorax brevis, transversus. Scutellum trigonatum. Elytra ovata, 

 modice convexa, minute punctata, margine exteriore ante medium 

 paullo dilatato. Pedes aniici quatuor simplices ; tibiis posficis dorso 

 canaliculatis, margiuibus canaliculse minute pectinatis; tarsorum ejus- 

 dem paris articulo primo ante apicem tibiae inserto. 

 Type, Nonarthra variabilis, Baly. 



This genus is separated from all other known genera of HaUicidce 

 by the nine-jointed antennce, 



Nonarthra variabilis. (Plate XXI. fig. 1.) 



N. rotundato-ovata, modice convexa, uitida ; pedibus (femorum posticorum 

 apice excepto) flavo-albis ; supra flavo-alba ; antennis extrorsum fuscis, 

 verticis maculis duabus, scutello, elytrorumque fascia lata transversa 

 baseos extrorsum abbreviata, altera vix pone medium Integra, sutura 

 postice macidaque apicali nigTis ; elytris minutissime punctulatis. — 

 Long. If lin. 

 Var. A. Elytrorum signatm-is plus minusve obsoletis. 



Hab. Northern India. 



Rotundate-ovate, convex, nitidous ; body beneath black, legs pale- 

 yellowish white, with the exception of the apex of the hinder thighs ; 

 above pale-yellowish white ; antennae beyond their base fuscous. Head 

 smooth, nearly impunctate ; face without any trace of either longitu- 

 dinal ridge or sulcation, with the exception of a very short longitudinal 

 groove which runs upwards from the apex of the grooved line separa- 

 ting the epistome from the face ; vertex witli two parallel black triangular 

 patches ; labnmi, eyes, and jaws black. Thorax twice as broad as long, 

 sides distinctly margined, rounded at the base, obliquely rounded and 

 narrowed in front, anterior angles obtuse, slightly thickened; disk 

 smooth, impunctate. Elj-tra oval, shoulders rounded, anterior half of 

 lateral border dilated, its upper surface concave ; general siu-face of 

 elytra moderately convex, smooth and shining, very minutely punc- 

 tured. 



Nonarthra ornata. 



N. rotimdato-ovata, modice convexa, nitida, subtus cmn antennis (harum 

 basi flava excepta) nigra, capite thoraceque testaceis, pedibus elytrisque 

 flavis, his fascia lata basali extrorsum abbreviata fasciaque vix pone 

 medium utrinque abbreviata nigris, scutello nigro, tibiis posticis nigro- 

 pectinatis. — Long. IJ lin. 



Hab. Penaug. Collected by Mr. Bowring. 



Very closely allied to the preceding species, smaller and some- 

 what broader in proportion to its length, the elytra rather more 



