202 
MEMOIRS OF TEE QUEENSLAND MUSEUM. 
nearly twice the length of the pedicel. Club with a short nipple, long, the divisions not very 
distinct but present. Two large ring-joints. Propodeum with a short median carina which 
is continued around the caudal margin by forking at. the apex; the short lateral carina leads 
directly from the oval spiracle. Propodeum with a fine sculpture. 
Male : — Unknown. 
Described from a single female captured from the flowers of Bceckea , April 22, 1913 
(H. Hacker). 
Habitat : Brisbane, Queensland. 
Type: No. EyT/57, Queensland Museum, the above specimen on a tag, the head on a 
slide. 
25. TETRASTICHUS DARWINI new species. 
Female: — Length, 1.65 mm. 
Yellow-brown, the wings hyaline, the legs concolorous, the antennas black except the 
pale yellowish scape proximad of tip; pronotum dorsad, a large -wedge-shaped spot at cephalic 
half of scutum on each side of meson, propodeum, apex of the parapsides and cephalic half of 
each axilla dusky black, abdomen with eight dusky, narrow cross-stripes (including one at 
immediate base), the fifth very broadly interrupted at meson. Pedicel elongate, somewhat 
longer than the funiclc joints which are more or less equal and about twice longer than vide; 
terminal seta of club much shorter than the first club joint which is about half of the club 
and somewhat shorter than the funic le joints. Mandibles 3 -dentate. 
Male : — Not known. 
Described from one female captured by sweeping a forest streamlet edged with jungle 
growth, December 2, 1913 (A. P. Dodu). 
Habitat: Nelson (Cairns), Queensland. 
Type: No. Hy 1758, Queensland Museum, the above specimen on a tag, the head on a slide. 
26. TETRASTICHUS MARGIN ATUS new species. 
Female: — Length, 1.15 mm. 
Agreeing with the description of Quadrastichus sannio Girault but blacker, the abdomen 
broadly margined only for proximal two thirds but the extreme tip colored, the legs wholly 
yellow except coxse. Mandibles strongly bidentate and with a third minute tooth. Antennae 
yellow; first funiele joint as long as the pedicel, the other two subequal, longer than w r ide; 
club with a short nipple. 
Male : — Not known. 
Described from a single female captured by sweeping fruit and other trees along a 
tramway and in mixed jungle and forest along the Herbert River, February 26, 1913. 
Habitat: Halifax, Queensland. 
Type: No. Hy 1759, Queensland Museum, the above specimen on a tag, the head on a 
slide. 
