94 Dcscrvpiioiis of Ad%nopicr)jM aiistralis. 



widest at the middle, with the sides much rounded and 

 slightly margined, marked with rather large and distinct 

 punctures, the interstices smooth and shining, and also 

 with a broad shallow longitudinal depression on each side 

 near the middle of the disc, basal margin nearly straight 

 with its angles acute, but very little produced. 



Sc'utdluDi small, triangular, moderately asperate. 



Elytra a little longer than the head and thorax united, 

 sul)oval, slightly attenuated posteriorly, with tlie sides 

 slightly rounded and margined, moderately asperate in 

 very close \\'avy rows, marked with a broad longitudinal 

 depression on each side of the suture near the middle, apex 

 very little rounded, paler, with the extreme edge white. 



Ahdoiiicn considerably exserted, attenuated towards the 

 apex. 



Legs long and slender, pale yellow with the femora 

 dusky. 



Beneath pitchy-castaneous with mouth coxic and apex of 

 the abdomen paler. 



Differs from A. facicola in the shape, sculpture, and 

 very short posterior angles of the thorax. 



Hahitat, Australia. 



Obs. — This species, as well as many others of the 

 Triclioptcrjjgia, is covered with a silvery epidermis, which, 

 when entire, completely conceals the superficial sculpture ; 

 l)ut the form of the thorax will always readily distinguish 

 it from A. fiieieola. 



