AUSTRALIAN HYMENOPTERA CHALCIDOIDEA , IV.— GIRAULT. 
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Yellow-brown species. 
Funicle and club black; a row of dark spots down each side of abdomen ; funicle 
joints thrice longer than wide, the club with a long spur ; pedicel half the 
length of funicle 1 ; wings narrow. fused Girault. 
Genus QUADRASTICHODELLA Girault. 
Scutum with a median groove; antenneo with four ring-joints; scape clavate and coarsely 
scaly. Otherwise as in Tetrastichus Halid ay. 
1. QUADRASTICHODELLA BELLA Girault. Female. Genotype. 
Brilliant metallic green, the legs (except hind coxa), tegula and scape lemon yellow; 
rest of antenna dark brown; pedicel longest of the flagellum, joints 2 and 3 of funicle wider' 
than long, joint 1 longer than wide. Propodeum glabrous in dorsal aspect. 
Habitat: Lawson, New South Wales. 
Type: No. 1. 1234, South Australian Museum. 
2. QUADRASTICHODELLA AENEA new species. 
Female-: — Length, 2.50 mm. Robust. 
Metallic aeneous purplish, the wings hyaline, the legs including coxed lemon yellow;' 
hind coxa eoneolorous. Antenna* brownish black, the scape yellow, the pedicel elongate, much 
longer than any of the following joints, the first funicle joint barely longer than wide, the- 
other two subequal, wider than long. Mandibles tridentate. Postmarginal vein over half the- 
length of the rather short stigmal. Club as long as the funicle. Propodeum densely scaly, 
with a short median carina meeting a semicircular earina at apex. Evidently like the type 
of the genus but differing in general coloration and the scaly dorsal aspect of the propodeum. 
Hind tibial spur single. 
Male : — Not known. 
Described from one female captured by sweeping in jungle pocket, July 21, 1913 (A. P. 
Dodd). 
Habitat: Nelson (Cairns), Queensland. 
Type: No. Hy 1834, Queensland Museum, the above specimen on a tag, the head and 
hind legs on a slide. 
Genus TETRASTICHELLA Girault. 
Differing from Tetrastichus Haliday in bearing three ring-joints in the antennae, the- 
club only 2-jointed. Postmarginal vein usually developed. 
1. TETRASTICHELLA FUSCIPENNIS Girault. Female. Genotype 
Metallic green; scutum latcrad and caudad, the seutellum and the base of each axilla- 
more broadly, margined with yellow; a yellow spot in each parapside at base. Fore wings - 
infuscated from base of marginal vein distad to about three fourths the distance from 
apex of stigmal vein to apex of blade, the fumated- area narrowing distad. Oral area yellowish' 
Pedicel longer than any of the funicle joints of which 2 is largest. Club without a nipple. 
Habitat: Murray Bridge, South Australia. 
Type: No. 1.1348, South Australian Museum, Adelaide. 
