142 Mr. W. W. Saunders’s Descriptions 
in which it is rough or dentate. The present paper will include 
the species coming under the section with smooth and entire lateral 
margins to the prothorax, and the subgenera to which they be- 
long may be characterised as follows :— 
6 terminal joints, forming a distinct clava.. Dicenopsis. 
7 terminal joints, gradually increasing in size Idiocephala. 
Antennae '< sensi fOrMm \eilels/e) nla e/ole, 4 lelelolsisiele alclolelelc « is\ele(e! siclelelelelele Aporocera. 
ilifo 5th joint twice as long as the 4th ........ Mitocera. 
worm «*) 5th joint about the same length as the 4th . Ochrosupus. 
subclavate ; 
Dicenopsis (duxcny-oyie). 
Antenne inserted between and near the eyes, somewhat ap- 
proximating, short, not half the length of the body, subclavate, 
11-jointed : first joint pyriform, large ; second small, orbicular ; 
third, fourth and fifth slender, long, nearly equal in length; the 
remainder short, robust, of equal length, forming a kind of length- 
ened club, the terminal joint with a small apical appendage. Head 
vertical, immersed in the thorax up to the eyes. Eyes reniform. 
Thorax rounded in front, very convex, posteriorly as broad as the 
elytra. Scutellum subquadrate, elevated posteriorly. Body short, 
robust, cylindric. Tarsi 4-jointed; third joint deeply bilobed, 
and nearly concealing the fourth. 
Dicenopsis hematodes. (Plate IX. fig. 1.) 
Syn. Cryptocephalus hematodes. Boisduv. Voyage de l’Astrolobe. 
Body shining, brownish red, with the eyes and clava of the an- 
tenne black brown. The upper surface deeply and coarsely 
punctured; the under surface punctured and pubescent. Legs 
brownish red, with a line along the upper surface of the femora ; 
apices of the tibia and tarsi black. 
Length {5 inch. 
In the Cabinets of the Rev. F. W. Hope and J. O. Westwood, 
Esq. 
Native of New Holland and Van Diemen’s Land. 
This species nearly approaches to Cryptocephalus, but differs in 
the short sub-clavate antennez. 
Iptocepnata, Hope, MSS. (cétoe xepadn). Type A. Roe. 
Head vertical, rotundate ; immersed in the thorax up to the 
eyes. Eyes reniform. Antenne wide apart, situated close to the 
eyes, subclavate, half as long as the body in the females, nearly 
as long as the body in the males ; 11-jointed: first joint robust, 
