HYMENOPTERA FROM SARAWAK. 105 
stiff black hairs ; the clypeus smooth, except on the apex, where 
there is band of black hair; above it is broadly rounded and 
has a distinct margin. Mandibles black at the apex; the base 
bare, the middle covered with long hair. Metanotum thickly 
covered with long black hair; on the apex in the middle are 
some irregular strie. On the apex of the petiole are 3 irregu- 
lar longitudinal keels, with one or two small ones; the 2nd 
segment is strongly striated ; the striz are mostly oblique and 
curved; the central keel is bordered by short round ones; the 
basal half of the 3rd segment is strongly, longitudinally straits 
ed ; the remaining segments smooth. ‘The fore legs are rufou- 
like the thorax ; the middle femora and base of tibie of a darker 
rufous colour. The stizma is rufous below; there is an obscure 
fulvous cloud in the Ist cubital cellule; the 2nd cubital cell- 
ule is shortly, dut distinctly longer than the 3rd. 
Iphiaular reticulatus, sp. nov. 
Black, head, pro- and mesothorax and the anterior legs 
_ rutous; the scape below and a line on the middle femora dark 
rufous ; the wings dark fuscous; the basal 4 abdominal segments 
closely longitudinally striated ; the basal plate on the 2nd seg- 
ment large, its length the width of the base, smooth; the apex 
obscurely finely striated; the keel extends to the apex; the 
raised part on either side of it is coarsely reticulated: the sides 
of the apex are more closely reticulated ; at the base and middle 
coarsely obliquely striated. 9. 
Length 18; terebra 21 mm. 
Hab. Kuching, February. 
Scape of antenne long, as long as the 4 following joints 
united ; the 3rd joint is not much longer than the 4th. Head 
smoothand shining, the face coveredwith black hair; the clypeus 
shagreened, projecting, rounded behind. Front not depressed, 
a deep furrow with wide oblique sides above. Mandibles rufous, 
their teeth black. Middle lobe of mesonotum distinctly 
raised and separated from the lateral; its base bluntly round- 
ed. There is an elongated fovea on the apex of the 
metanotum, bounded by a V-shaped keel below. Tibiz and 
tarsi covered with moderately long hair. The raised part of the 
R. A. Soe., No.'39, 1903. 
