212 
MEMOIRS OF THE QUEENSLAND MUSEUM. 
quite accurately, as further examination has revealed that it also has got a 
few broad-based spines obscured by the hairs in the hair-bands ; these spines 
are not easily visible and were overlooked before. 
J rn . m. . 
Fig. 1. — Antargidium atriceps sp. now, tenth tooth of saw. 
Fig. 2. — A. rufum sp. now, tenth tooth of saw. 
ANTARGIDIUM ATRICEPS sp. now 
$ Colour. — Yellow ; black are the head (except palps and the tips of 
the mandibles), the meso- and meta-notum, a large spot on the mesopleura, 
the mesosternum, and the 6 apical segments of the abdomen except the base 
of the sawsheath in the $ ; apex of hind tibia and all tarsal segments slightly 
fuscous. Wings infuscate throughout ; stigma and venation black. 
Length. — § 5*5 to 6-5 mm. ; forewing 5*5 to 6-5 mm. : antenna 1.7 to 
2 mm. ; 
o 6 mm. ; forewing 6 mm. ; antenna 2*5 mm. 
Puncturation. — Rugulose on face ; rest of insect shining and unpunctured. 
Head : malar space about two-thirds length of pedicel of antenna ; pedicel 
about two-thirds as long as broad ; supra-clypeal area with a well-developed 
carina reaching from clypeus to frontal area where it divides into 2 branches w'hich 
surround the pear-shaped median fovea ; ocellar basin deep, including front 
ocellus and surrounded by a pentagonal wall. Legs : with hind basitarsus 
about as long as three following tarsal segments together. Wings : recurrent 
vein in hind wings nearer to the base of the wing than the transverse-cubital 
vein, so much so that the recurrent vein is twice as far from the apex of the 
cubital vein as the transverse-cubital vein is. Abdomen : hind margin of 
hypopygium entire; sawsheath as in A. allucente Benson; saw fig. 1. 
New South Wales, Tamborine, 1 <j>, 1 (holotype and allotype), 21-ii-1927, 
H. Hacker (Queensland Museum); Queensland. Conondale 1$, 7-M930, H. 
Hacker (British Museum) ; and a variety in which the transverse cubital vein 
is only about two-thirds as far from the apex of the cubital vein as the 
