AUSTRALIAN HYMENOPTERA CHALCIDOIDEA, XII.—GIRAULT. 301 
moreover, is lemon-yellow, the dorsum of abdomen bears several more or less suffused black 
stripes on proximal half. Sutures of mesonotum narrowly black. Seutellum without 
longitudinal grooves or these are very faint. Mesothoracie venter black. Flagellum black; 
funicle 1 a little shorter than the pedicel, 1 somewhat longer than wide. Distal funicle joint 
a little wider than long. Sometimes, the propodeum is wholly black. Head lemon-yellow. 
From three females reared from galls on young Hucalyptus, November 21, 1910 (F. P. 
Spry) and labelled Nos. 1 and 2. From the National Museum at Melbourne. 
Habitat: Melbourne, Victoria. 
Types: In the National Museum, Melbourne, Victoria. Three females on a card. 
14. MEGASTIGMUS FIELDINGI new species. 
Female :—Length, 1.46 mm., excluding the ovipositor which is three fourths the length 
of the abdomen. 
Runs to asteri Ashmead but the ovipositor is somewhat shorter, funicle J is quadrate or 
only slightly longer than wide, longest, while the general body color is orange yellow with 
the head, pronotum, margins of scutum and scutellum lemon yellow. Sutures of scutellum, 
cephalic margin of scutum and of propodeum (both narrowly) and the valves of the ovipositor, 
black; also a spot in the suture just cephalad of hind coxa. Four or five dusky cross-stripes 
dorsad on abdomen. Antenne yellow. 
What appears to be the male is much more heavily marked with black but with the 
same pattern except that the parapsidal furrows are also black. 
From many females reared from miscellaneous galls, forest, Gordonvale, October 15, 
1913. 
Habitat: Gordonvale (Cairns), Queensland. g 
Type: No. Hy 3337, Queensland Museum, Brisbane, two females on a tag. 
15. MEGASTIGMUS ADELAIDENSIS new species. 
Female:—Like maculatipennis Girault but the propodeum wholly concolorous, the 
abdomen with about two black cross-stripes. 
Habitat: Adelaide, South Australia. Reared from a gall. 
Type: Lost. 
16. MEGASTIGMUS MELLEUS new species. 
Compared with types of maculatipennis and flavivariegatus. 
Female :—Length, 1.65 mm., excluding the ovipositor which is extruded for a length 
equal to that of the abdomen. 
Runs to maculatipennis Girault but the body is smaller, the abdomen more rounded, the 
extruded part of valves of ovipositor much shorter, the body is uniformly honey yellow only 
the scutum and scutellum slightly tinged with orange. The abdomen is marked with four 
distinct black dashes across and along meson and the proximal two thirds of abdomen dorsad 
and. the extruded valves of ovipositor are black. The fore wing is characterized by bearing 
a subfuscous, round spot of rather small size from apex of the black stigma. Scape and pedicel 
orange, rest of antenne dusky yellow. Funicle joints shorter than the pedicel, 3 or 4 longest, 
each a little longer than wide and nearly as long as the pedicel, the others barely longer than 
wide. Scape obclavate. Scutellum with a line of three long sete along each side. 
From one female caught in jungle, July 11, 1914. 
Habitat: Gordonvale (Cairns), Queensland. : 
Type: No. Hy 3338, Queensland Museum, Brisbane, the specimen on a tag with type of 
jlavivariegatus Girault. 
17. MEGASTIGMUS PERGRACILIS new species. 
Female :—Length, about 1.90 mm., excluding the ovipositor which is extruded for a length 
nearly equal to that of the abdomen. 
Pale greenish yellow, the wings hyaline, the following black markings: Suture between 
pronotum and scutum, that between scutum and seutellum, that between scutellum and axille. 
