the Australian Cuiculionidse. 183 



Second abdominal segment as long as or longer than the 

 next two together. 

 Prothorax oisinuate at the base. 



.interior and iutermdiate tibife bicalcarate lledyopis. 



Anterior and intermediate tibiae with a single spur Eryteima. 

 Prothorax rounded at the base. 



Eyes coarsely faceted Gerynassa. 



Eyes finely faceted. 



Intermediate cox;e remote. 



liostrum cylindrical throughout Cydmcea. 



Kostruni broader at the apex Uicomada. 



Intermediate coxaj approximate. 

 Scrobes running to the eye. 



liostrum slender, broader at the apex .... Paryzctd, 

 Rostrum stouter, cylindrical tlirougliout . . Xedu. 



Scrobes running beneath the liostrum Olancea, 



Funicle G-jointed Antyllis, 



" EUGNOMIDES." 



Jiostrum abruptly connected with the head. 



Femora pedunculate Meriphus, 



Femora not pedunculate. 



Anterior cuxas contiguous Myosita. 



Anterior coxfe not contiguous Orpha. 



Rostrum gradually continued to the head. 



Scape attaining the eye Vhrenozeiniiu 



Scape passing to the posterior border of the eye Cyttalia. 



Agehtka. 



Rostrum tenue, arcuatum ; scrobes submedianas, paiilo obliqiia?. 

 Scaj)us oculum attingens ; ficnicuhis 7-articulatiis, articulo primo 

 ^.rapliato, ca^teris brevioribus, obconicis ; davd distinct^. OcuU 

 ovati, fortiter granulati. ProtJiorcw subtransversus, basi perparum 

 bisinuatus, lobis ocularibusi nuUis. * Elytra oblongo-cordiforniia, 

 prothorace paulo latiora. Cowce intermedia) baud approximatae. 

 Femora crassa, subtus emarginata, obsolete dentata ; tdhi^'e anticae 

 et intermedia) fere recta), apice mucronata!, postiese subdexuosae ; 

 tarsi articulo tertio anguste bilobo, quarto elongate, yihclotnen 

 segmentis duobus basalibus brevibus, secundo tertio (j[uartoque 

 conjunctim manifeste breviore, sutura prima obsoleta. Corpus 

 esquamosum. 



The insect forming the type of tliis genus is remarkable for 

 the shortness of the two basal abdominal segments — the second, 

 however, owing to its close union with the first, being very 

 indistinctly limited. The genus seems to have more afKnity 

 with Dorytomus than with any other. The facets of the eyes 

 iire very minute ; but, as only about ten or so may be counted 



* 1 have omitted to mention the scutellum in this and some oilier 

 genera, iis in the Erirhinin;c (and oftentimes in other Curculioiiidte ) it is 

 very small, and, unless the scales ai'c rubbed oli", it is often diliicuU U) 

 ascertain its form. 



