ressions; the second segment has an ovate
shining space in the middle at its basal margin; the third segment is
deeply depressed and sculptured at the base, leaving a transverse arched
space at its apex, the width of the entire segment; the following
segments have their margins very deeply depressed.

_Hab._ Aru.

6. BRACON NITIDUS. _B._ niger; capite, thorace pedibusque et abdominis
segmento primo ferrugineis, totis nitidissimis.

_Female._ Length 4 lines. Ferruginous, with the flagellum, second and
following segments shining black; the thorax smooth and shining, with
the scutellum prominent; the wings subhyaline, their apical margins
clouded, their extreme base yellowish, the nervures dark brown, the
stigma black. Abdomen: the second and third segments with deeply
impressed oblique lines on each side, and the basal margins of the
following segments depressed.

_Hab._ Aru.

7. BRACON PALLIFRONS. _B._ niger; thorace pedibusque anticis et
intermediis ferrugineis; alis fuscis.

_Female._ Length 6 lines. Head obscure, testaceous yellow; the eyes
brown; the antennae black. Thorax and the anterior and intermediate legs
ferruginous; an ovate black spot on the metathorax; and the posterior
legs black, with the articulations obscurely ferruginous; wings dark
fuscous, with the nervures and stigma black, the base of the latter
yellowish, and a hyaline streak beneath it, which crosses the first
submarginal cell. Abdomen black and shining; the first segment with some
coarse striae at the apex; the second with a central forked carina and
an oblique one on each side running inwards to the apex of the segment;
between the carinae are a number of deep grooves; the lateral margins of
the three basal segments carinated; the third segment has a row of short
deep striae at its base; the ovipositor longer than the body.

_Hab._ Aru.

8. BRACON INTRUDENS. _B._ niger; thorace, pedibus anticis intermediisque
et abdominis segmento basali ferrugineis; alis hyalinis.

_Female._ Length 5 lines. Black; the thorax, anterior and intermediate
legs, the articulations of the posterior pair, and the base of the
abdomen ferruginous, entirely smooth and shining; the wings subhyaline,
the nervures fusco-ferruginous, an irregular fuscous stain at the base
of the first submarginal cell, extending beyond it. Abdomen: the basal
segment margined at the sides; the second segment with an oblique deeply
impressed line running inwards, not quite meeting o