BY R. W. FERGUSON. 245 



oC (iibcrclcs shows llijil llic lirst and second rows arc silnal(!<l on 

 tlic second and lliird inlersticcs irspecliNcI.N' : the thii-d row is icall\ 

 on (lie sixtli interspace, and the I'ouilh on the sexenth; Ihc Ml'lh 

 intci'sHce is. in most species, j-epresented l)y the huniei'al Inlx-ich' 

 alone, while the I'oniih is iienerally unti-aceahh'. 



MA('!tAMV("rEKUH 8cji(;)\iiKi{Ki Hupe. 

 ^ Plate xiv., %s.7, 8.) 



lIojK', Trans. Eiit. Soc. IjoikL, i., 1836, p. 68, t.8, f.2: Bohem., 

 Schh., Geii. Cure. vii.(i.), p.82: Maeleay, Trans. Eiit. !Soc. N. S. 

 Wales, i., 1865, p. '268. 



(J. Large, elongate, sul)i)aranel. lilaek, subnitid, ])raetieally 

 witliout clothing, a few minute grt3\'ish scales in parts. 



Head large, concave between external ridges, middle of con- 

 cavity with the svu't'ace convex. Rostrum excavate, a small i)unc(i- 

 iorm depression in midline at base; external ridges prominent, 

 continued on to forehead; internal little raised, broad, apices meet- 

 ing. Eyes rather deeply set. Prothorax (6 x 8 nnn.) ti'ansverse, 

 angulate in middle of sides; with a row of strong, rounded 

 tubercles, subconical and slightly trans\erse, on either side of 

 middle, the space between wide and smooth; with a gi'oup of three 

 or four smaller tubercles clustered at the lateral angle on each 

 side; apical and basal nuirgins with a few granules, remainder of 

 disc smooth, save for a few obsolete scars. Elytra (If x 8 mm.) 

 with four roAvs of large, closely placed, subimbricated, conical 

 tubercles, suture with a few granules, tirst row of four or live from 

 behind middle down declivity, second row of live from base to edge 

 of declivity, third row of five commencing about middle, the 

 tubercles directed outwards and downwards, fourth row with ii\e 

 strongly conical tubercles closely placed from base to conmience- 

 ment of third row, thence continued on as a row of much less ele- 

 vated, subconical tubercles. Sides with tubercles smaller, more or 

 less flattened, their apices projecting posteriorly. Ventral seg- 

 ments with sjiarse, fairly large punctures, fifth segment with a 

 shallow impression, posterior edge raised. Prosternal tubercles 

 ol)tuse. Anterior tibiae with a small spine or denticle one-third of 

 the length from apex. 



