COLLECTED IN BORNEO, ETC. 125 



domen finely rugose, the basal segment with two deeply impressed 

 smooth longitudinal channels, the lateral margins yellow, beneath 

 yellow ; the ovipositor with its sheaths very pubescent. 



Hab. Sarawak. 



This species probably belongs to the genus Myosoma of Brulle. 



9. Bracon rugifrons. B. niger, capite thorace pedibusque anticis 

 et intermediis ferrugineis, alis nigris. 



Female. Length 5 lines. Black : head, thorax, anterior and interme- 

 diate legs ferruginous, the scape ferruginous ; the thorax and the ver- 

 tex smooth and shining, the face rugose ; the head subquadrate ; the 

 thorax much narrowed towards the head ; the mesothorax with two 

 longitudinal smooth elongate impressed lines converging towards the 

 scutellum ; the wings of a uniform dark fuscous. Abdomen : the 

 three basal segments longitudinally and irregularly striated ; the basal 

 segment margined laterally and having a central carina, the second 

 segment with a central and two converging carina? ; the third segment 

 with a deep transverse depression, the apical margin smooth and 

 shining ; the fourth segment irregularly depressed and striated at the 

 base. 



Hab. Borneo (Sarawak). 



10. Bracon floralis. B. niger, capite thorace pedibusque anticis 

 ferrugineis, antennis pedibusque intermediis et posterioribus, alis et 

 abdomine maculaque metathoracis nigris. 



Female. Length 6| lines. Head, scape of the antennae, thorax, anterior 

 and intermediate legs, ferruginous ; the head and thorax very smooth 

 and shining ; the thorax narrowed anteriorly into a neck ; the meso- 

 thorax with two elongate converging smooth impressed lines ; the 

 metathorax dark rufo-pieeous above, with a bright ferruginous line 

 down the centre ; the intermediate tibiae and tarsi black ; wings dark 

 brown, with a hyaline spot at the inferior angle of the first submarginal 

 cell. Abdomen smooth and shining ; the first segment with a deeply 

 impressed channel on each side, and a central impressed line extend- 

 ing from the base half way towards the apex ; the second segment 

 with a spear-shaped elevation in the middle of its base, and a lateral 

 deep longitudinal excavation at the sides ; the third segment with an 

 oblique impressed line at the sides. 



Hab. Borneo (Sarawak). 



11. Bracon vultuosus. B. capite thorace pedibusque anticis ferru- 

 gineis, abdomine pedibusque intermediis et posticis, abdomine macu- 

 laque metathoracis nigris. 



Female. Length 7 lines. Black : head, thorax and anterior legs, the 

 scape and basal joints of the flagellum in front, ferrugineous ; the 

 face with a projecting flattened appendage at the base of the clypeus ; 

 the scape fringed with black hairs on its inner margin. Thorax 

 smooth and shining ; the metathorax obscure, black in the middle and 



