82 HYMENOPTERA FROM SARAWAK. 



is smooth and impunctate, the outer punctured. The pro- and 

 basal part of the mesopleura?, are closely punctured ; the apical 

 part is smooth in the middle ; with a punctured band above and a 

 wider one below. The metapleurae smooth, with a punctured 

 band round the top ; the punctures are smaller than on the meso- 

 pleura?. Wings fuscous, with a distinct, violaceous tinge and 

 highly iridescent. Abdomen black, with a distinct violet irides- 

 cence ; the hair is black above, white below ; the punctuation is 

 distinct. Legs black ; the hair is long and white ; the fore 

 calcaria are pale ; the spines on the fore tarsi rufous. 



Seolia (Discolia) ergenno, sp. nov. 



Black ; the greater part of the clypeus, the pronotum broad- 

 ly, the scutellum, except at the apex, the post-scutellum, the 

 sides of the metanotum and the apex of the metapleurae broadly, 

 lemon-yellow, as is also the upper part of the mesopleura? at the 

 base ; abdomen broadly banded with yellow ; legs black ; the 

 four anterior tibiae lined with yellow ; wings hyaline ; the radial 

 cellules infuscated, the stigma and nervures dark rufous 5 . 



Long : 13 mm. 



Hab. Pankalan Ampat, Sarawak. 



Antennae black ; the scape covered with white hair. Head 

 thickly covered with long soft white hair. Except immediately 

 below the ocelli, the vertex is closely punctured ; the front 

 ocellus is larger- than the hinder pair and is placed in a deep pit; 

 except above, the front is closely and strongly punctured, and 

 has an oblique slope. The face has a smooth, flat keel in the 

 middle and is sparsely punctured ; the clypeus is roundly convex, 

 sparsely, and distinctly, punctured ; it is yellow, except at the 

 apex, where there is a black line, which is roundly dilated above. 

 The yellow bands on the thorax are broad and of equal breadth 

 throughout ; they are united above by a narrow yellow line on 

 the hinder edge of the pronotum. Mesonotum thickly covered 

 with short fuscous hair ; the scutellum with longer paler hair. 

 The median segment is thickly covered with long soft white 

 hair ; the black central part is depressed ; the sides are broadly 

 rounded and project slightly. Mesopleura^ thickly covered with 

 long pale hair ; the pro- and metapleime shortly pilose. Legs 

 thickly covered with white soft hair; the calcaria black. Wings 



