collected in Australia and Tasmania. 389 
and enclosing the shorter median one, the first curving a little 
outwards, and the second and third curving a little inwards, at the 
base), the suture smooth and similarly raised, the interspaces very 
minutely shagreened, feebly transversely wrinkled, and with 
scattered fine setiferous punctures, which become coarser towards 
the sides; beneath blackish-brown, dull, more thickly pubescent 
(except at the sides), very minutely shagreened, and somewhat 
closely impressed with fine, muricate punctures, the propleurz with 
widely scattered, simple, shallow punctures, each bearing a hair ; 
prosternum very broad, horizontal, strongly produced, rounded at 
the tip ; mesosternum broad, subangularly raised on either side in 
front; metasternum very short; intercoxal process exceedingly 
broad, subparallel, rounded in front ; epipleures very broad at the 
base, gradually narrowing behind, and extending to the apex ; legs 
pitchy-brown, rather slender, closely punctured. Length 14, 
breadth 7} mm. 
Hab. N. W. Australia—Adelaide River. 
I am unable to identify this very distinct species with 
any of those described by F. Bates, Macleay, or Haag; 
it agrees with the type, NV. obesus, Guér., in its structural 
characters. One specimen, found under a stone on a dry 
bank (Walker). 
HYpavLax. 
Hypaulax, F. Bates, Trans. Ent. Soc. Lond., 1868, 
p. 259, Nat. Hist. (4), xii., p. 16. 
Hypaulax ampliata. 
Hypaulax ampliata, F. Bates, Am. and Mag. Nat. Hist. 
(A), xiii., p. 19. 
Hab. N. W. Australia—Roebuck Bay. 
Numerous examples, found under the dry bark of 
stumps, etc. Originally recorded from W. Australia, 
Hypaulax vridescens. 
Hypaulax iridescens, Blackb., Proc. Linn. Soc. N. 8. W. 
(2), 11, p. 1433. 
? Platynotus insularis, Hope, Proc. Ent. Soc. Lond., 
1842, p. 77; Trans. Ent. Soc. Lond., 1845, p. 107. 
Hab. N.W. Australia—Port Darwin, Adelaide River. 
