43 COLEOPTERA 



752. R. acuminatUS, Schcsnherr. Fuscous, legs reddish, anten- 

 nae and tarsi piceous, with an oblique fascia near the middle of each 

 elytron testaceous. 



The head and prothorax are rugosely punctate, with short pallid 

 hairs, the thorax being more or less squamose laterally ; apical portion 

 of rostrum punctate ; elytra with five discoidal striae on each, these 

 have rather large subquadrate punctiform impressions, and the deflexed 

 sides bear similar sculpture. 



Legs pubescent. 



Length, 4 lines ; breadth, j. 



Described from a specimen found at Tairua. I have not seen the 

 original description, the species, however, cannot be confounded with 

 any other. 



Syn. Curculio acuminatus, Fab. ; Leptosomus acuminatus, Schcenh. 



Group OTIORHYNCHnXE. 



Antenna geniculated ; scape reaching backwards beyond the eyes ; 

 funiculus with seven joints, very rarely with six ; club of normal struc- 

 ture. Scrobes of the rostrum variable in form, but never at the same 

 time linear and directed downwards. 



Trachyphloeus. 



Germar. ; Lacord. Hist. des. Ins. Coleop., Tom. vi.,/. 192. 



Rostrum a little longer or broader than the head, separated from it 

 by a transverse furrow, robust, slightly arched, sub-parallel, angulated or 

 plain, rarely grooved above, a little emarginate (triangularly) at the ex- 

 tremity; lateral scrobes deep, a little arcuated, and nearly reaching the eyes. 

 Antenna moderate, short, robust ; scape thickening gradually and reach- 

 ing the apex of the thorax; the first and second joints of \hefuniculus 

 obconical, the former the thicker and longer, joints three to seven very 

 short, transversal ; club short, oval, articulated. Eyes small, a little 

 convex, oval and oblique. Prothorax transversal, moderately convex, 

 usually strongly rounded laterally, abruptly narrowed in front, and trun- 

 cated at the base and apex. Elytra short, oval, moderately convex, 

 rounded behind, a little broader than the thorax, slightly emarginated at 

 the base, with the shoulders obsolete. Legs short, robust; femora 

 incrassated ; tibia straight, in general abruptly produced to a point at 

 the apex ; tarsi very short, narrow, finely pilose, their fourth joint 

 rather long, claws small. 



Body short, oval, squamose, rough and winged. 



753- T. porculus, Pascoe ; Ann. Mag. Nat. Hist, July, 1876. 

 T. obovatus, niger, squamis albidis depressis dense vestitus, setulisque 

 tenuibus erectis seriatim adspersus ; rostro crasso, scrobibus cavernosis, 

 ad oculos haud extensis ; antennis ferrugineis, clava infuscata ; pro- 

 thorace versus apicem haud constricto ; elytris breviusculis, substriatis ; 

 tibiis anticis bicalcaratis. 



Long., i J lin. 



Otago (Capt. Hutton). 



