20, 5 Cushman: Oriental and Australian Ichneumonide 59] 
It is also closely related to the Japanese Ephialtes porthetriae 
(Viereck), but that species, described only in the male, has the 
hind legs entirely (except extreme base of femur and apex of 
trochanter) and the front and middle coxe and trochanters 
black, and differs also in structure and sculpture. 
Female.—Length, 19 millimeters; antenne, 15; ovipositor, 4.5. 
Temples very strongly receding; frons deeply concave, medially 
canaliculate, obsoletely punctate; face broader at clypeal fover 
than at antenne, densely punctate, obliquely striately so above, 
less densely so at sides, with a median polished ridge, swollen 
above clypeal foves; clypeus coarsely punctate at base, polished 
and impressed in its apical two-thirds, apex subtruncate, the mar- 
gin foveolate; malar space slightly more than half as long as basal 
width of mandible; eyes broadly emarginate opposite frons; 
ocelli large, diameter of a lateral ocellus nearly twice as long as 
ocellocular line and distinctly longer than postocellar line; an- 
tenn slender filiform, first flagellar joint eight or more times 
as long as thick and a half longer than second; mesoscutum 
subpolished, obsoletely punctate, notauli practically wanting; 
scutellum flattened above, ridged laterally, polished; mesopleu- 
rum coarsely, subobsoletely punctate; metapleurum obliquely 
striate; propodeum transversely irregularly striate, polished 
behind, strongly ridged laterally, without carine, spiracle slit- 
like; abdomen very densely opaquely punctate; alutaceous at 
apex, each tergite with a narrow polished margin; first tergite 
without dorsal carinse but with two low rounded elevations at 
summit ; tergites 2 to 4 with decreasingly distinct subapical 
impressions and lateral elevations. 
Black, with palpi, tegule, spiracular sclerite, spot on scutellum, 
front coxee, middle coxe at apex, and their trochanters whitish; 
front and middle legs otherwise stramineous, except base of 
middle coxa which is black; hind legs black with a broad whitish 
annulus on tibia; wings yellowish hyaline; abdomen witht apices 
of tergites pale. 
Host.—Metanastria punctata Walker. 
Type locality—Formosa. 
Type.—Catalogue No. 24060, United States National Museum. 
One female reared from the host pupa by T. Shiraki. 
Genus LEPTOBATOPSIS Ashmead 
Because of the unretracted hypopygium Ashmead described 
this genus in the Acoentini. The genotype, Leptobatopsis aus- 
traliensig Ashmead, is from Australia. Ashmead subsequently 
