of Australian Chrysomelide. 205 
~ 
tellum subquadrate, much narrowed behind, punctured, dark amber 
brown. Elytra deeply and irregularly punctured, marked with a 
kind of imperfect network of elevated nervures, and having a row 
of low protuberances along the base; dark amber brown, with a 
broad ochraceous band, commencing about the middle of the base 
and running in a curved direction to the lateral margin, and thence 
onwards until it reaches the suture a little below the middle, sur- 
rounding a large distinctly marked triangular area of the ground 
colour. Apex dull ochraceous. Under side of body dusky 
brown, minutely punctured and covered with short yellowish ad- 
pressed hairs. Legs robust, punctured, and tibize grooved longi- 
tudinally, dark rufous brown. Tarsi somewhat lighter. 
Length .2%, inch. 
Habitat New Holland. 
In the Cabinet of the Rev. F. W. Hope. 
This I consider the typical species, and from which the generic 
description and figure were taken. 
Fig. 3a, antenna; 36, body seen sideways; 3c, extremity of anterior tibia and 
tarsus. 
Sp. 3. Onchosoma Tasmanica, W. W.S. 
Head black brown, rugosely punctured, with a small round 
chesnut spot on the face between the eyes. Scutellum light 
chesnut. Eyes black, Thorax rugose, with small rounded 
elevations, interspersed with a few short sandy coloured hairs, 
having two rounded protuberances on the upper surface, one on 
each side of the central line; dull rufous, with a round black spot 
on the outer side of each protuberance, and an ill-defined black 
band extending from the anterior margin over each protuberance 
to the posterior margin. Scutellum subquadrate, much narrowed 
behind, dull rufous, covered with short sandy hairs. Elytra 
deeply and rugosely punctured, with irregular elevated longitudinal 
nervures, and two elevations near the base, one near the shoulder 
and the other about midway between the latter and the scutellum, 
black, with a broad rufous band across the middle, almost vanish- 
ing at the suture, and another band of the same colour running 
longitudinally from the latter to the base along the middle; apex 
dull rufous. Under side of body corneous yellow, with short 
adpressed hairs. Legs robust, very dark chesnut, punctured, and 
covered with short sandy hairs. ‘Tarsi above nearly black. 
Length -2°, inch. 
Native of Van Diemen’s Land. 
In my own Collection. 
