150 Notes on Australian Coleoptera. 
Oodes Paroensis: length 7’; oblong, of a dull black; thorax 
with a feeble arched impression, extending from the middle 
of the margin to the back part over the posterior angles, and 
also two faint impressions on the posterior margin; elytra 
striated, the first strize very short ; lower side of the body of 
a brilliant black; tarsi, palpi, and antennez brown; the 
three basal articles of the latter variegated with black. 
From the Paroo river, in the central part of New Holland. 
Note.—By the form of the impressions of the thorax this 
sort comes near Australis, butthese impressions are much more 
faint; the size is considerably larger, the form more oblong. 
Oodes Denisonensis: length 73%’; oblong, depressed, of 
a dark copper colour; thorax with a light longitudinal sulcate 
and also two faint impressions on each side of the posterior 
margin ; elytra strongly striated, with the first of the strie 
short and formed of punctures; lower side of the body and 
legs of a brilliant black ; antenne and palpi black. 
From Port Denison. 
Oodes Interioris: length 6’; of a dark copper colour; 
body oval, rather broad, depressed; thorax rounded laterally, 
having two impressions on the posterior margin, and one on 
each side which extends obliquely behind the posterior angle ; 
elytra strongly striated, the first strize short ; lower side of 
the body and legs of a shiny black ; palpi brown ; antennz 
black, with the basal articles shiny, and the others 
pubescent. 
From Cooper's Creek. 3 | 
Oodes Latus: length 7’; oval form, broad, depressed, of a — 
rather brilliant dark brown; thorax witha faint longitudinal © 
sulcate in the middle ; a strong and elongated impression on 
each side of the posterior margin, and a very feeble transverse 
impression on the posterior angles ; elytra with deep striz, 
the first of which is very short ; lower side of the body and 
thighs black ; tibiz, tarsi, parts of the mouth, and antenne 
of a reddish brown. 
Swan River. | 
Oodes Trisulcatus: length 5%’; of a shiny black ; head 
with a rounded transverse impression in front; thorax with 
its posterior margin bisinuated ; its surface is smooth, with 
three light longitudinal sulcates on the middle, the two 
lateral very obsolete ; elytra strongly striated, without any 
short stria near the scutellum ; lower side of the body and 
legs black ; palpi and tarsi of a reddish brown; antennze 
obscure ; hirsute, except on the three basal articles. 
