AUSTRALIAN HYMEN OPTERA CHALCIDOIDEA , VI.—GIRAULT. 
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Genus MERISMOMORPHA Girault. 
Like Acroclisis Foerster but the antenna? with three ring-joints, segment 2 of the abdomen 
occupying only a fourth of the surface, a fourth longer than segment 3 and somewhat shorter 
than segment 4 which is longest; segments 2 and 3 notched at the meson caudad, and 
occupying half of the surface. Propodeum along the meson with a rounded or obtuse ridge 
which terminates at the apex in a moundlike elevation ; lateral carina? and a distinct, complete 
spiracular sulcus are present. Petiole of abdomen slightly longer than the hind coxa. 
Mandibles 3- and 4-dentate. Otherwise like Pteroscmoidea, especially in venation. 
1. MERISMOMORPHA ACUTIVENTRIS Girault. Female. Genotype. 
Dark metallic green, the legs except coxae, light yellow-brown, the wings hyaline; scape, 
pedicel and first two ring- joints concolorous with the legs, the rest of the antennas dusky black. 
Head and thorax with a dense scaly sculpture, the abdomen smooth (at least segments 2-4, 
or nearly two thirds). Third ring-joint twice the length of the others, the pedicel a little 
longer than any of the funicle joints which are subquadrate but the last (fifth) wider than 
long. Ventral margin of clypeus With a tongue-like projection at meson. 
Habitat: Kuranda, Queensland. Jungle. 
Type: No. Hy 1969, Queensland Museum. 
2. MERISMOMORPHA FULVICOXA new species. 
Female: — Length, 1.65 mm. 
Like the type species but the cox® also concolorous with the rest of the legs, the 
pedicel dusky, the somewhat longer (distinctly longer than the hind coxa) abdominal petiole 
bright yellow-brown like the legs and the last two funicle joints wider than long (at least 
one mandible 4-dentate). Median ridge of propodeum obscure. 
Described from one specimen captured August 1, 1913, by sweeping jungle along a 
forest streamlet. 
Habitat: Nelson (Cairns), Queensland. 
Type: No. Hy 1970, Queensland Museum, the above specimen on a tag, the head and 
hind legs on a slide. 
3. MERISMOMORPHA NIGRA new species. 
Female: — Length, 1.35 mm. 
Black, the abdomen dark metallic green including the petiole which is yellowish toward 
tip; mandibles 3-dentate; cox® concolorous, the femora fuscous, rest of legs yellowish brown 
and also the scape; antennas black, the funicle joints subquadrate, the first ones a little 
longer, all shorter than the pedicel. Body densely punctate. Petiole longer than the hind 
coxa?, slender. Postmarginal vein much longer than the stigmal. 
Male : — Not known. 
Described from one female captured by sweeping in forest, April 20, 1913. 
Habitat: Nelson (Cairns), Queensland. 
Type: No. Hy 1971, Queensland Museum, the above specimen on a tag. 
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