Phytophagous Coleoptera. 461 



Genus TARASTETHA, Balv, n. gcu. 



Corpus late oblongum, convexum. Caput exsertum, oculis 

 magnis, rotuudato-ovatis, j^roniinentilDUs, integris; encarpis trans- 

 versis, contiguis ; anti'TDiis quam corpore multo brevioribus, 

 robustis, articulo primo subclavato, secuudo et tertio brevioribus, 

 cyhudricis, ca^teris compressis, niodice dilatatis. llwra.r trans- 

 versus. Elytra thorace lougiora, coufuse striatim punctata. 

 Pedes modice robusti, cnxis auticis conicis, paullo compressis; 

 femoribus simphcibus; tibiis posticis quatuor apice spinfi acutfi 

 armatis ; iinguiculis appendiculatis. Pro.Hern}im augustum, 

 inter coxas distinctum, apice abrupte dilatatum ; acetahulis 

 auticis apertis. Mesostermnn occultuin. Metastermmi in spi- 

 num validum inter coxas intermedias productum. Type P. 

 nigricornis. 



This genus must stand very close to Ilylaspcs, it is chiefly 

 separated from that genus by its much shorter antenna-, Avhich 

 scarcely exceed half the body in length. 



1. Parastetha nigricornis, n. sp. 



Late oblonga, convexa, flava, nitidi, pedibus nigro-piceis, 

 oculis autennis(|ue (articulis basalibus tribus exceptis) nigris, 

 abdominis segmentibus utrinque fusco maculatis; thorace trans- 

 verso, utrinque leviter sed late foveolato ; elytris distincte, 

 substriatim punctatis. Long. 3 lin. 



Hab. Assam. 



Head trigouate: vertex sparingly punctured; eucarpa? trans- 

 verse, arcuate, contiguous ; labrum deeply notched ; antenna; 

 less than two-thirds the length of the body, robust, the basal 

 joint clavate, the second and third short, equal, obconic, the 

 fourth and following ones compressed, moderately dilated, the 

 fourth (which is nearly equal in length to the preceding three 

 united) to the tenth elongate-trigonate, the eleventh ovate. 

 Thorax nearly three times as broad as long; sides nearly parallel, 

 slightly rounded, the posterior and anterior angles thickened, 

 the latter produced, very obtuse ; disc sparingly punctured, 

 impressed on either side towards the lateral margin with a large 

 ill-defined shallow fovea, hinder portion of middle disc flattened. 

 Scutellum elongate-trigonate, its apex obtuse. Elytra much 

 broader than the thorax, parallel, rounded at tlie apex; above 

 convex, not depressed below the basilar space, distinctly ])Uiic- 

 tured, the ptmctures indistinctly nrranged on cjicli elytron in 



