98 P. Cameron: 
Cardiochilinae. 
Cardiochiles nigrieornis spec. nov. 
Rufous, the antennae and the hind tarsi, except at the extreme 
base, black, wings light fuscous hyaline, the basal nervures, parastigma 
and the base of stigma testaceous, the rest of the stigma, base of radius 
and eubitus black, as is also the transverse cubital nervure; the apical 
nervures hyaline. Smooth and shining, the metanotum finely rugose, 
covered with a depressed fulvous pile; its base without an areola; 
there are no celearly defined keels. 
Length 5 mm. 
Sumatra. Fort de Koch (Micholitz). June. 
Face and elypeus densely covered with short pale pubescence, 
the thorax with a shorter and denser pile. Below the centre of the 
mesopleura is a longitudinal furrow, which eurves downwards at the 
apex, the upper part of the apical branch is narrow and cerenulated, 
the lower part wide, smooth and forming a large oval. The base of 
the abdomen becomes gradually widened and has broad, raised sides; 
the central basal part is roundly raised and bordered by a furrow. 
Macrocentrinae. 
Macrocentrus longipes spec. nov. 
Black, the eye orbits rufo testaceous, the palpi, antennal scape, 
the basal 3 joints of the flagellum, prothorax, tegulae, and the legs, 
whitish yellow, the apex ofthe hind coxae, broadly above, more narrowly 
below, and the hind tibiae, except narrowly at the base and still 
more narrowly at the apex, black, the hind femora rufo-fulvous; 
wings clear hyaline, the stigma pale testaceous, the nervures fuscous. & 
Length 4 mm. 
Central-Sumatra. Sarik 2000 m. Alahan pandjang (Mi- 
cholitz). August. 
Smooth and shining, almost bare, the metanotum closely trans- 
versely striated, almost reticulated, the metapleurae distinetly punc- 
tured, the punctures clearly separated. There is a small, smooth 
brownish area in the centre of the metanotum at the end. Basal 
2 segments of the abdomen and the 3"4 to near the apex finely 
closely striated. Oceiput not margined. 
The antennae are much longer than the body, about 50-jointed, 
pilose, the 3" joint longer than the 4". Palpi long, pilose, the 3" 
