Descriptions of Ncio Species of Parasitic Hymenoptera. 119 



4 (5). Metanotum entirely black, basal segment of abdomen 



black, except at the apex siyilocei:ihalus . 



5 (10). Metanotum black, middle and apex marked with yellow. 



6 (7). Scutellum black, the sides and apex yellow, pleurse 



black, the mesopleurse with a curved yellow line ; the 



metapleuras with a yellow spot interstitial^. Cam. 



7 (6). Scutellum yellow, a small black .spot at the base; the 



pleurae for the greater part yellow. 



8 (9). Breast yellow ; apical cloud in fore wings small, 



fuscous ; the ovipositor longer than the body . . . . marsJuilli. 



9 (8). Breast black ; apical cloud in fore wings large, black ; 



the ovipositor shorter than the body fuscicornis. 



10(5). Metanotum rufous; the rest of the thorax rufous, 



marked with yellow africana, Cam. 



11 (1). Abdomen black, the segments lined with yellow. 



12 (13). Pleurffi black ; the mesopleurte with a curved yellow 



line at the bottom curviliueata, Cam. 



13 (12). PleurfE yellow, slightly marked with black. 



14 (17). Apical segments of abdomen not lined with red. 



1-5 (16). Mesonotum black, with two yellow lines, base of 



abdomen black ; the wings not smoky at the apex . . Uneaticein. 



16 (15). Mesonotum yellow with three black marks, base of 



first abdominal segment broadly yellow ; the wings 



smoky at the apex (rtldopica. 



17 (14). Apical segments of abdomen lined with red pulchrihalteata. 



LiSSONATA LINEATICEPS, Sp. IIOV. 



Yellow ; the antennae, a line, dilated above, down the middle of the 

 face, one along the sides of the clypeus, the pronotum, a broad line 

 going out from the black on it to the plem^se, three broad lines (the 

 yellow lines separating them narrow) on mesonotum, the metanotum, 

 except for a reversed T down the middle, and an irregular longish 

 oval mark on the sides at the base, the sides and top of the meso- 

 pleurae, the basal line dilated obliquely below, the apical wider, 

 narrowed above, the top of the lower part obliquely dilated, and the 

 abdominal segments, except at the apex, and the first segment 

 narrowly on the sides at the base, black. Four front legs yellow ; 

 the trochanters and femora lined with black behind ; the coxae 

 largely marked with black at the base behind ; the hind legs are 

 fulvous ; the coxae broadly black on the inner side and with a broad 

 line on the basal two-thirds below ; the trochanters largely marked 

 with black ; the femora lined with black above ; the tarsi darker 

 coloured than the tibige. Wings clear hyaline, the nervures and 

 stigma black ; the areolet with the pedicle as long as the inner 

 branch, which is straight ; the outer is rounded ; the recurrent 

 nervure is received in the middle and is bullated above ; the trans- 

 verse median nervure is interstitial. 3 • 



