643 



REVISION OF THE AUSTRALIAN CURCULIONID^ 



BELONGING TO THE SUBFAMILY 



CR YPTORHYNC HIDES. 



By Arthur M. Lea, F.E.S. 



Part YI. 



Genus Perissops, Pascoe. 



JoLirn. Linn. Soc, Zool. xi. 1871, p. 193. 



j^erto? convex, not concealed; ocular fovea variable, ^yes large 

 or very large, finely faceted, subcontiguous or moderately distant. 

 Rostrum moderately long or rather short, curved or almost 

 straight, thin or thick and sexually variable. Antennce moder- 

 ately slender; scape inserted nearer apex than base of rostrum 

 and shorter than funicle; two basal joints of funicle more or less 

 elongate; club moderately long, sutures oblique. ProtJtorax more 

 or less conical and transverse; ocular lobes prominent or not, base 

 bisinuate. Scutellum small. Elytra closely aj)plied to and out- 

 line continuous with that of prothorax. Pectoral canal wide and 

 rather deep, terminated between intermediate coxa3. Mesosternal 

 receptacle rather large, raised, emargination semicircular, base 

 truncate, apices thin; cavernous. Metaste^^nnm shorter than the 

 following segment; episterna distinct. Basal segment of abdomen 

 as long as 2nd and 3rd combined, intercoxal process rather 

 narrow, apex incurved, 3rd and 4th slightly produced backwards 

 at sides, their combined length slightly more than that of 2nd and 

 considerably more than that of 5th. Anterior legs moderatel}'- 

 long, the others short; femora stout, dentate, feebly (especially 

 the anterior) grooved, posterior not extending to apex of abdomen; 

 tibiae flat, curved, with a distinct subapical tooth in addition to 

 the terminal hook; tarsi moderately long, 1st and 4tli joints 



