156 Notes on Australian Coleoptera. 
long as the head and thorax united, the first article large, 
rather longer than the two following taken together ; the 
second short, the two following conical, the others elongated 
and hirsute; head oval, attenuated behind in the form of a 
sort of neck ; eyes prominent ; thorax cordiform, attenuated 
behind, with the sides rounded, the anterior angles rounded ; 
elytra broader than the thorax, oval, rather convex ; legs 
strong; anterior thighs rather inflated ; tibiz of the same pair 
very deeply emarginated internally; tarsi slightly dilated in 
the male, their first article longer than the others, the three 
following triangular and hirsute. 
Meonms Ater: length 5’ ; black, shiny; thorax with a deep 
longitudinal sulcate in the middle, and two strong elongate 
impressions behind; elytra with four deep striz, the 
margin having deep punctiform impressions ; palpi, antenne, 
with the exception of the basal article, and tarsi brown. 
Clarence River (New South Wales) and Brisbane (Queens- 
land). 
Meonis Niger: Length 6’; differmg from the precedent 
by its large size, its broader form, and the striz of the 
elytra, which are five in number. As in Ater, there is a 
considerable smooth space between the strize and the lateral 
margin. 
Clarence River. 
ADETIPA, 
Mentum deeply emarginated, without any tooth; the 
wings of the mentum large, rounded externally, truncated 
inside, and pointed at the extremity ; palpi rather long, 
narrow, the two last articles about equal in length, the 
terminal long, narrow, almost cylindrical, and rather trun- 
cated at its extremity ; labrum quadrangular, transverse, 
and rather indented in front ; mandibule rather prominent, 
strong, arched towards the end; antenne rather long, filiform, 
the basal article the largest, the second the shortest, the 
others about equal, subconical, the last oval; head rather 
large and oval, narrowed in form of a neck behind the eyes ; 
thorax cordiform, about as long as broad; elytra oblong, 
rather elongated, and a little depressed ; legs rather strong ; 
anterior tibie strongly emarginated internally, armed 
laterally with a line of spines ; tarsi narrow, furnished below 
with short spines; the first article much longer than the 
others, the three following triangular, the fifth long ; claws 
moderate. 
5 
a a Se 
