f short, deeply impressed striae; the ovipositor
shorter than the abdomen.

_Hab._ Aru.

2. BRACON ALBO-MARGINATUS. _B._ capite, thorace pedibusque ferrugineis;
abdomine nigris annulis albo-marginatis; alis fusco-hyalinis.

_Female._ Length 4-1/2 lines. Head, thorax, and legs ferruginous,
smooth, and shining; antennae and abdomen black, the latter smooth and
shining, the posterior margins of the third and following segments with
a narrow bluish-white fascia; the posterior tarsi slightly fuscous; the
wings fusco-hyaline; the ovipositor a little longer than the abdomen.

_Hab._ Aru.

3. BRACON NIGRIPENNIS. _B._ thorace, pedibus anticis et intermediis,
femoribusque posticis ferrugineis; tibiis tarsisque posticis et abdomine
nigris; alis nigro-fuscis; capite luteo-testaceo.

_Female._ Length 9 lines. Head testaceous, the antennae black. Thorax,
anterior and intermediate legs, the posterior coxae, trochanters and
femora, the tegulae, extreme base of the wings, and the base of the
stigma ferruginous; the thorax smooth and shining; the wings
brown-black, with a small hyaline spot in the first submarginal cell.
Abdomen longitudinally aciculate, a central carina at the base of the
first segment, the second segment with an oblique impressed line running
from the lateral angles of its basal margin, and meeting in the centre
of its posterior margin; the margins of all the segments constricted;
the ovipositor shorter than the abdomen.

_Hab._ Aru.

4. BRACON EXOLETUS. _B._ niger; capite, thorace, pedibus anterioribus et
intermediis ferrugineis; alis subhyalinis.

_Female._ Length 5 lines. Head, scape of the antennae, thorax, anterior
and intermediate legs, ferruginous; flagellum and tips of the mandibles
black. Thorax smooth and shining; wings fusco-hyaline, the nervures dark
brown; the posterior legs fusco-ferruginous. Abdomen rugose and
subopake; the basal segment black in the middle, with the base and
lateral margins ferruginous, the sides deeply channeled; the second
segment with an arrow-headed shining space in the middle of its base;
the ovipositor shorter than the abdomen.

_Hab._ Aru.

5. BRACON ABDOMINALIS. _B._ rufo-flavus; antennis fuscis; alis
subhyalinis; abdomine ovato.

_Female._ Length 3 lines. Reddish yellow; head and thorax smooth and
shining; the head narrower than the thorax; wings fusco-hyaline; abdomen
ovate, broader than the thorax, the first and second segments rugose,
with deep sculptured imp