the Australian Curculionida3. 91 



validi, ubiqiie setigeri ; tihice rectae ; tarsi lati, postici caeteris 

 parum longiores, articulo basali triangulari. Abdomen planatum, 

 segmentis 3-4 conjunctim seeundo longioribus. 



This genus agrees with Oditesus in the flatness or concavity 

 of the front ; but the rostrum is short and stout, and not cor- 

 nuted ; the tarsi also are, for this group, unusually dilated. 



Sosytelus lohatus. PI. I. fig. 1. 

 S. niger, opacus, squamalis mimitis rarissime adspersus ; capite 

 rostroque crebre rude puactatis, hoc capite paulo angustiore ; 

 prothoraee crebre mamillato-granulato, in medio longitudinaliter 

 sulcato ; elytris prothoraee latioribus, dorso postice ad latera 

 lobato-productis, supra subtuberculato-rugosis, lateribus valide 

 granulatis, apicibus ad suturam dentato-productis ; corpore infra 

 rugosulo, vage punctate. Long. 4-4| lin. 



Hah. New South Wales (Sydney). 



The table below includes all the genera of the short-scaped 

 Amycterinaa which form Lacordaire's " Euovfiides^'' I would 

 remark, however, that, whilst the Amycterinaj are a perfectly 

 natural assemblage, the division into two "groups" appears 

 to me to be a purely artificial arrangement. 



Propectus entire. 

 With ocular lobes. 

 Head convex in front. 



Eyes partly covered by the ocular lobes. 

 Prothorax produced at the apex. 



Rostrum short, stout Unomus, Schonh. 



Rostrum longer, narrowed or constricted 

 at the base. 

 Tarsi short. 



Prothorax angularly produced at 



the sides Tetralophm, W&tevh. 



Prothorax rounded at the sides .... Melanegis, Pasc. 

 Tarsi of the posterior and intermediate 



legs long, linear DialeptopuSj Pasc. 



Prothorax truncate at the apex. 



Terminal joints of the funicle moniliform Mythites, Schonh. 

 Terminal joints of the funicle transverse Atychoria, Pasc. 



Eyes free from the ocular lobes ^driodes, n, g. 



Head concave in front. 



Tarsi narrow Oditesus, n. g. 



Tarsi broad Sosytelus, n. g. 



Without ocular lobes. 



Elytra with an epipleural fold behind Acherres, n. g. 



Elytra without an epipleural fold Ennothus, n. g. 



Propectus excavated Amorpliorhinus, Lac. 



Centyres ovis. 

 C. breviter ovatus, piceus, omnino dense griseo-squamosus ; rostro 

 paulo elongate ; antennis ut in 0. turgido, sed scapo breviore : 



