Phytophagous Coleoptera. 463 



occultum, postice triaugularlter ampliatum; acetahnlis anticis 

 integris ; inesosterrncni cuneiforme ; mctasterniim postice inter 

 coxas posticas spina bifida armatum. Type ^1. nasuta. 



This genus falls into Dr. Chapuis' 2(ith section, it is separated 

 from Platyxantha and Sten<iplat?/s by the shape of its antennaj, 

 from Doridea and JEnidea by its elongate form. 



1. Acroxena nasuta, n. sp, 



Elongata, parallela, modice convexa, fulva, nitida, subtus j)ube 

 grisea sat dense vestita, pectore nigro-piceo, abdomiue, tibiis 

 posticis dorso antennisque linea dorsali nigris ; thorace transverso, 

 la?vi; impunctato; elytris sat crebre punctatis, iuterspatiis granu- 

 losis; utrisque punctis duobus ante medium transversim positis 

 nigris. Long. 5^ lin. 



Mas. Capite magno, clypeo infra antennis in cretam trans- 

 versam elevato, margine antico profunde transversim excavato, 

 medio spina, acutPi, antrorsum productu armato ; antennarum 

 articulo tertio curvato, ad apicem incrassato. 



Hab. The Hills. 



$ Head broad; clypeus transversely concave, elevated below 

 the anteunge into a strong transverse ridge, fi-om the middle of 

 which the narrow lanceolate carina runs upwards to separate 

 the encarpa?; anterior margin deeply and broadly excavated, the 

 middle of the excavated portion armed with a long acute, 

 flattened spine; on the disc immediately behind the base of the 

 latter are two very short acute erect teeth ; lal^rum large, 

 transversely quadi-ate, the medial disc slightly concave and 

 furnished with a tuft of erect hau-s; antennte robust, tapering 

 towards their extremity, the third to the fifth distinctly thick- 

 ened, the third curved, clavate, the fourth and fifth each with 

 a longitudinal ridge on the upper surface, all the joints, with 

 the exception of the apical ones, stained above with nigro- 

 piceous ; encarpsB transverse, separated ' from the front by 

 a transverse groove. Thorax before the middle nearly twice 

 as broad as long; sides straight and diverging from the base 

 nearly to the apex, thence suddenly roimded and converging 

 to the apex, hinder angles pi'oduced, acute, the anterior ones 

 also produced, obsoletely excurved, obtuse ; disc shining, im- 

 punctate, the sides narrowly margined. Scutellum not longer 

 than broad, its apex emarginate. Elytra broader than the 

 thorax, subelongate, jiarallel, modenitely convex, rather coarsely 

 and somewhat closely piuictiu-ed, the interspaces granulosc 



