AUSTRALIAN HYMEN OPTERA CHALCIDOIDEA , IV. — GIRA ULT. 
153 
Propodeum wholly without carina), finely scaly. Antenna) 8-jointed, the 
club 2-jointed and with the usual terminal spine; postmarginal vein 
as long as the stigmal. 
Neoderostenus Girault (Type: N. australiensis Girault). 
Propodeum plainly triearinate, with true lateral carina). Antenna 8- jointed, 
the club 2-jointed. 
Mestocharis Foerster (Type: M. cry clops Foerster). 
(2) Antenna) with one ring-joint, the funicle 2-jointed. Club 3-jointed, the 
antenna) 8-jointed, the funicle joints long; propodeum with a median 
carina only. 
Chrysoatomoides Girault (Type: Chrysoatomus latipennis Girault). 
>(3) Antenna) with tw*o ring-joints, the funicle 3-jointed, the ovipositor not 
exserted. Antennal club 2-jointed. 
Propodeum without true lateral carina). Median carina of propodeum paired; 
postmarginal vein absent ; second abdominal segment occupying a 
third of the surface; hind tibial spur large, the mandibles bidentate. 
Mesfcocharoideus Girault (Type: Mestocharis cyanea Girault). 
Propodeum with true lateral carina). 
Propodeum with a median groove or sulcus with carinated margins. 
Scutum with a median groove at distal third; postmarginal and 
stigmal veins short; second abdominal segment short, shorter 
than segment 7. 
Apleurofcropis Girault (Type: A. viridis Girault). 
Propodeum with a median carina. 
Scutum simple; median carina of propodeum bounded by sulci along 
each side; mandibles bidentate; second abdominal segment 
occupying over a third of the surface; postmarginal and 
stigmal veins short. 
Pelorotelopsella Girault (Type: P. genu Girault). 
Scutum with a median groove at about distal fourth; median carina 
of propodeum simple, the lateral carina), however, Y-shaped, 
the arms pointing cephalo-laterad ; mandibles tridentate; 
second abdominal segment only about a sixth of the surface 
of the abdomen; postmarginal and stigmal veins short. 
Pleurotropopseus Girault (Type: P. purpurea Girault). 
(4) Antenna) with two ring-joints, the funicle 2-jointed, the club 3-jointed. 
Median carina) of propodeum paired, diverging at apex, there each one con- 
nected along caudal margin with the lateral carina which forks at 
apex; second abdominal segment occupying from a half to three 
fourths of the surface of the abdomen; mandibles bidentate; post- 
marginal vein slightly longer than the stigmal, both short. 
Amestocharis Girault (Type : A. ooondiensis Girault).* 
* ‘^ cufum w hh a complete median sulcus ; axila- advanced ecplmlad of scutum; propodeum very short; 
t e abdomen broadly ovate ; parapsidul furrows short, distinct ; venation and antenna} as in Amestocharis. 
Horismenoides new genus (type: II. sulfureiventris new species). The genotype is metallic purple, the legs and' 
.abdomen sulphur yellow, the wings hyaline, the body highly polished ; funicle 2 purple, kelson, Is T .Q. 
