AUSTRALIAN HYMEN OP TER A CHALC1D0IHEA, IV.-GIRa.VLT. 
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Male : — Not known. 
Described from one female captured by sweeping in open forest, April 18, 1912. 
Habitat: Nelson (Cairns), Queensland. 
Type: No. Hy 1810, Queensland Museum, the above specimen on a tag. 
Genus TETRASTICIiOMORPHA Girault. 
Differing from Tetrastiehus Haliday in that the club is solid and there are four ring- 
joints. 
1. TETRASTICHOIVIORPHA FLAVA Girault. Female. Genotype. 
Cadmium yellow, the abdomen lemon yellow, also the legs, scape and pedicel; a black 
marginal stripe on dorsal abdomen from base a little over a third the distance to apex; 
extreme apex of each parapside, black. Funicle 1 four or more times longer than wide, sub- 
equal to the club. 
Habitat: Nelson (Cairns), Queensland. 
Type: No. Hy 1811, Queensland Museum. 
2. TETRASTICHOMORPHA BICOLOR new species. 
Female: — Length, 1.20 mm. 
Brownish black, the wings hyaline, the hind margins of the eyes, the vertex, the mesal 
margin of each parapside (except cephalad) and the antennae yellowish white, also the legs 
(except coxae and hind femora) and sutures of thoracic pleura. Funicle joints all a little 
longer than wide, subequal to the pedicel. 
Male : — Not known. 
Described from two females captured by sweeping in the forest, April 9, 1913. 
Habitat: Nelson (Cairns), Queensland. 
Types: No. Hy 181$, Queensland Museum, the above specimens on a tag, the heads 
on a slide with the type head of the following species. 
3. TETRASTICHOMORPHA partxscutellum new species. 
Female: — Length, 1.15 mm. 
The same as the preceding species but the median line of scutum and the four grooved 
lines of scutellum are white also. 
Male: — Not known. 
Described from a single female captured with the preceding species. 
Habitat: Nelson (Cairns), Queensland. 
Type: No. Hy 1813 , Queensland Museum, the above specimen on a tag, the head with 
the type appendages of bicolor . 
