HYMENOPTERA FROM SARAWAK. 159 
shagreened ; the sides bear silvery pubescence and the lower 
inner orbits are yellow; the vertex is impunctate and is, as is 
also the occiput, thickly covered with long fuscous hair. Thorax 
shining, impunctate, thickly covered with pale pubescence, 
which is longest on the median segment. Abdomen shining; 
the apices of the middle and apical segments covered with stiff 
black hair; the last smooth and bare in the middle. The pos- 
terior angles of the median segment are broadly rounded; the 
front is narrowed beneath; there is no violet iridescence on the 
thorax or abdomen. 
Belongs to the group of S. semperi, Hand. SS. socius, Hand. 
has been taken at Sarawak by Mr. Shelford. 
Ampulex foveitfrons, Sp. NOV. 
Green, largely marked with blue, the lateral lobes of the 
mesonotum, and the basal arez of the metanotum purple; the 
pleurz brassy ; the four posterior femora red; the antennee short 
and thick; the 3rd joint distinctly longer than the 4th; the apex 
of the median segment bluntly rounded and without teeth on 
the apical lateral margins; the keels on the metanotum short, 
not extending much beyond the middle and three in number ; the 
outer united at the apex with the central. Wings fuscous with 
a violaceous tinge; the apex of the radius broadly rounded, 
extending slightly beyond the top of the apical transverse 
cubital nervure. ¢. 
Length 18 mm. 
Hab. Kuching. 
Antenne stout, black, nearly as long as the thorax. Head 
large, nearly as wide as thes mesothorax. Temples largely 
developed, not narrowed behind the eyes and rounded behind. 
Front closely and distinctly, but not strongly, punctured ; the 
vertex more sparsely punctured; behind the ocelli are three large, 
elongated and two small fover in a row; the eyes are separat- 
ed by about four times the length of the antennal scape. Clypeus 
broadly keel; its apex roundly projecting below. ‘The raised 
part of the pronotum is broader than long, slightly narrowed 
and rounded at the base and about one fourth shorter than the 
mesonotum ; the lower depressed part is coarsely longitudinally 
R. A. Soc., No. 39, 1903. 
