— 15 - 



wliich is thickened in the middle. Above the sides of 

 the clypeus is an oval fovea. Front depressed laterally, 

 the centre furrowed. The d(^pressed sides of the 1st 

 abdominal segments yellow, the inner' part striated. 

 The furrows on the sides of the 2nd segment form a 

 triangle, wider at the base than it is long; the outer 

 furrow is shorter and more roundly curved than the 

 inner, the sharply pointed apex reaches to shortly 

 beyond the middle of the segment. The furrow on the 

 sides of the 4th is more broadly rounded and does not 

 extend to the middle. There are transverse crenulated 

 furrows on the apices of the 3rd, 4th and 5th segments. Ç. 



Length 9 mm; terebra 6 mm. 



Peitan, Sumatra (Faber). 

 , Body sparsely covered with fuscous hair; the legs 

 are more thickly covered with paler hair. There is no 

 longitudinal keel on the top of the face. 



Platybracon cariniceps, sp. n. 



Luteous, the antennae, tips of mandibles and a 

 mark, twice wider than long, covering the ocelli, black; 

 wings fuscous, the base yellowish h}' aline to near the 

 transverse basal and the transverse median nervures ; the 

 stigma yellow to the radial nervure; 3rd abscissa of 

 radius a little longer than the basal 2 united; the recur- 

 rent nervure received in the apex of 1st cubital cellule, 

 not interstitial. Facial plate short, broad, broadly 

 rounded. There is a fine, closely striated band down the 

 middle of metanotum. The raised central part of 1st 

 abdominal segment closely strongly striated; the inner 

 half of the flat sides more regularity striated, the striae 

 regular and clearly separated, the apex of the lateral part 

 wider than the centre. 2nd segment shorter than the 

 3rd, the centre at the base with a conical, more strongly 

 striated part, which extends beyond the middle; from 

 its base a~ narrow crenulated furrow runs obliquely 

 to the outer apical edge. There is a crenulated furrow 

 at the base of the 2nd, and narrower ones on the apices 

 of the 3rd, 4th and 5th 'segments; the lateral furrow on 

 the 3rd is rounded, narrowed towards the apex, wider 

 at the base than it is long; and it reaches to the middle 

 of the segment; the 2nd lateral furrow does not extend 

 to the middle of the segment, is broadly rounded, for- 

 ming a bi'oad narrow area. Ç. 



Length 12 mm; terebra 6 mm. 



Java '(de Haan) 11943. 



Temples a little longer than the top of the eyes, 

 roundly narrowed; the occiput roundljr incised. The 

 ventral surface is pale yellow. A distinct keel runs from 

 the antennae to the facial plate. 



Bracon levicorpus, n. sp. 



Black, apical half of propleurae and mesothorax 

 with scutellum red, wings fuscous violaceous, the ner- 

 vures and stigma black, the 2nd transverse cubital 

 nervure roundly obliquely curved; the 2nd cubital 

 cellule 3 times longer than wide. The entire body smooth 

 and shining. Head, metanotum and base of abdomen 

 sparsely covered with black hair. Apex of metanotum 

 transverse, bordered by a stout rounded keel which 

 projects laterally. Face with a flat shield-shaped smooth, 

 shining area in the centre. Palpi black, densely covered 

 with white pubescence. First abdominal segment 

 longer than wide, the sides stoutly keeled, a furrow on 

 the inner aide of the keels. There is a wide, shallow 

 keel down the basal two-thirds of the 2nd abdominal 

 segment, widened at the base and bordered by a shallow 

 depression, the apex of which is rounded. 2. 



Length 15 mm; terebra 11 mm. 



No. 11911. A yellow ticket, but no locaHtv. 



(.'(jxac, trochanters and t( mora sparsely covered 

 with longish, the tibiae and tarsi thickly with short black 

 hair. Sutur'iform articulation distinct, smooth and with 

 a lateral branch. The 2nd abdominal segment is square. 

 The antennae^ are stout, only tapering at the extreme 

 apex. Temples wide, obliquely narrowed, the oceiput 

 not (|uite transverse. 



Bracon sambasensis, sp. n. 



Black, tile oral region, a line on the lower inner 

 orbits, mandibles, palpi, antennal scape, a line down 

 the 2nd and following alxlominal segments, that on 

 the 2nd bifurcated at the base, that on the 5th and Cth 

 widened, that on the 7th covering the entire segment 

 and the ventral segments, testaceous; the legs of a paler 

 testaceous colour; wings hyaline, the costa blackish, the 

 stigma testaceous, the 1st abscissa of radius fully one 

 half the length of the 2nd, which is about one fourth 

 of the length of the 3rd; the recurrent nervure is recevedi 

 in the apex of the 1st cubital cellule, clearly distant 

 from the transverse cubital. The base of the keel on 

 the 2nd abdominal segment is raised, longer than wide, 

 rounded at the base, narrowed towards the apex; smooth 

 and shining; the keel is distinct beyond the dilated basal 

 part and extends to the apex; the segment is aciculated, 

 expecially on either side of the keel ; the sides are depres- 

 sed, the depression roundly curved on the inner side. 

 The suturiform articulation is weakly crenulated; on 

 either side of it is a shallow furrow; there is a curved 

 furrow on the base of the 4th segment. Ç. 



Length 4 mm, terebra 7 mm. 



Sibias, Sambas, West-Borneo, July (Micholitz). 



Temples obliquely, roundly narrowed, not half the 

 length of the eyes. Occiput not transverse, being curved 

 inwardly. Apical slope of metanotum with a shallow- 

 furrow, roundly widened above, down the centre. Ab- 

 domen twice the length of the thorax, of the same width 

 as the thorax, not dilated in the centre. 



Bracon sumatranus, sp. n. 



Black, shining, the face, clypeus, oral region, man- 

 dibles, palpi, outer orbits, the band obliquely narrowed 

 above, and a narrow line on the pronotum, rufo-testa- 

 ceous; the apex of the 2nd to 5th abdominal segments 

 narrowly, a narrow line down the centre of the 3rd, 

 4th and 5th, the apical segments and the ventral surface 

 and the legs, whitish testaceous; the apex of the hind 

 tibiae and the hind tarsi blackish. Wings hyaline, iri- 

 descent, the stigma and nervures black, the 3rd abscissa 

 of radius as long as the basal 2 united. 1st abdominal 

 segment finely, closely reticulated; the 2nd and 3rd 

 distinctly', closely longitudinally striated, the 4th more 

 finely and closely striated, the 5th somewhat more finely 

 than the 4th. There is no keel down the 2nd segment; 

 the suturiform articulation is, narrow. $. 



Length 4 mm, terebra 1,5 mm. 



Singalong, Sumatra. April {Micholitz). Base of 

 metanotum smooth, the rest closely, distinctly, somewhat 

 stronglj' punctured, the central furrow shallow, not clearly 

 defined and marked with some irregular striae. The 

 temples are obliquely narrowed, short; the occiput is 

 transverse. 



Bracon albolineaius, sp. n. 



Black, the thorax excejjt the metanotum, the face 

 oral region, mandibles and a line on the outer orbits 

 rufo-testaceous; wings hyaline, iridescent; the stigma 

 and ner^■ures blackish; the 3rd abscissa of radius not 

 quite so long as the basal 2 united; the sides of the 1st 

 abdominal segment broadly, the apices of the others nar- 

 rowly and a line down the centre of the basal ventral seg- 



