AUSTRALIAN EYMENOPTEBA CHALCIJDOIDEA , VI.— GIB AULT. 
329 
Scutellum simple ; petiole of abdomen shorter than hind coxa ; segment 2 
of abdomen much longer than 3, 3 and 4 not notched; propodeum 
with a median carina. 
Sphegipterosemella Girault (Type: S. unicolor Girault). 
Parapsidal furrows incomplete. 
Petiole of abdomen twice or more longer than the hind coxae; scutellum with 
a cross-suture before apex. 
Propodeum with incomplete lateral earinso, the median absent; 
mandibles 3- and 4-dentate; segment 2 of abdomen occupying 
only a fourth of the surface, its caudal margin with a very 
slight sinus at meson, segment 4 longest, a little longer than 2. 
Postmarginal vein a little longer than the stigmal. 
Lomonosoffiella Girault (Type: L. albipes Girault). 
4. Antenna) with three ring- joints. 
Antennal club solid; antenna) 11-jointed; club with a short nipple. 
Propodeum rather long, with a distinct neck, noncarinate; petiole of abdomen 
short, segment 2 occupying about a third of the surface, longer than 3, 
which is short. Parapsidal furrows incomplete. 
Pseudospkegigasterus Girault (Type: P. grotiusi Girault). 
Antennal club 2-jointed; antenna) 12-jointed. 
Propodeum noncarinate, with a distinct neck; petiole of abdomen nearly as long 
as the hind coxa); parapsidal furrows complete but not very distinct; 
segments 2 and 3 of abdomen long and subequal. 
Eurydinotelleus Girault (Type: E. silvensis Girault). 
Antennal club 3-jointed. 
Parapsidal furrows complete. 
Second segment of abdomen longest or as long as segment 3; petiole not 
longer than hind coxso. 
Propodeum without a complete median carina, the lateral carinae present, 
the median carina obtuse, obscure and at base only. 
Segment 2 of abdomen about twice the length of 3; postmarginal 
vein nearly as long as the marginal. Abdomen convexed 
ventrad, its petiole short. 
Pterosemoidea Girault (Type: P. flavipes Girault). 
Segment 2 of abdomen subequal to 3, together occupying over half 
of the surface, the petiole nearly as long as the hind coxa). 
Mandibles 3- and 4-dentate. 
Apterosemoidea Girault (Type: A. nigriviridis Girault). 
Segment 2 of abdomen only slightly longer than 3, together the 
two occupying less than a third of the surface; mandibles 
4-dentate; stigmal vein long. Petiole of abdomen very short. 
Apterosemoidella Girault (Type: A. bioculata Girault). 
Propodeum tricarinate. 
Segment 2 of abdomen occupying three fourths of the surface, 
its caudal margin straight, the petiole not quite as long as 
the hind coxa). Mandibles 4-dentate. 
Pteroaemella Girault (Type: P. viridis Girault). 
