AUSTRALIAN HYMEN OPTERA CHALCIDOIDEA , IV.—GIRAULT. 
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Brown-black, the scutellmn, postscutellum, lateral and cephalic margins of scutum and 
most of head bright lemon yellow; legs lemon yellow, except coxae and basal half 
of hind femur; funicle joints all wider than long. flaviscutellum Girault. 
Club terminating in a distinct seta or spine. 
Brown, the abdomen with four dusky cross-stripes; distal two thirds of scutum and the 
legs yellow, the antennas black, filiform, slender, the pedicel elongate and nearly 
as long as funicle 1. gregi Girault. 
Brown-black, the scutellmn laterad of first groove yellowish brown, the head golden yellow; 
legs pale lemon yellow. Antennas dusky black; funicle 1 twice longer than wide. 
pullum Girault. 
Genus TETRASTICHODES Ashmead. 
1. TETRASTICHODES FROGGATTI Ashmead. 
T etrasticliodes froggatti Ashmead, 1900, pp. 346-347. 
Yellow; a dusky band across vertex inclosing the ocelli; scutum, a dot on inner hind angle 
of parapsides, a spot on scutellum at anterior middle, propodeum and segments 3, 4 and 5 
(more or less) of dorsal abdomen brown or brown-black. Wings hyaline. Legs pale yellowish. 
Antennas light brownish. i 
Habitat: Hornsby, New South Wales. Gall on Eucalyptus. 
Types: Cat. No. 4900, United States National Museum, Washington, D.C., U.S.A. 
2. TETRASTICHODES MORUM new species. 
Female: — Length, 0.70 mm. Short and robust. 
Brownish black, the wings hyaline, the legs (plus coxae), base of abdomen broadly and 
a more or less distinct yellowish stripe just beyond, also the antenna), lemon yellow (scape not 
seen) ; front tibia with a black dot centrally, latero-ventrad, the proximal half of hind femur 
slightly embrowned. Head mostly lemon yellow. Mandibles tridentate; joint 1 of funicle as 
long as the other two combined which are much wider than long, 1 being quadrate. 
Male : — Not known. 
Described from two females captured with the preceding. 
Habitat: Capeville (Pentland), Queensland. 
Type: No. Hy 1767, Queensland Museum, one of the above specimens on a slide (with 
two foreign specimens, the type head under a different cover with one of the foreign specimens). 
3. TETRASTICHODES LINEATUS new species. 
Female: — Length, 0.85 mm. 
Golden yellow, the wings hyaline, marked with black as follows: Four stripes across 
abdomen, the first three interrupted rather widely along the meson and all thin, the fourth 
barely interrupted at meson and stout; immediate base of abdomen more or less obscurely 
at centre, a round dot on pronotum dorso-laterad, disk of propodeum, two wedge-shaped spots 
on scutum cephalad, one on each side of meson, one on each parapside, a rather large round 
spot in centre of scutellum at base, the tegulae and parts of axillae. Mandibles tridentate. 
Funicle joints all rather much wider than long, the last shortest, transverse. 
