new Species of Dtphptera. 37 



each side, the tegulae, two spots on the scutellum, the post- 

 scutellum, a longitudinal mark on each side of the median 

 segment, a spot on each side of petiole, a band on the 

 apical margin of petiole broken in centre, a large elongate- 

 ovate spot on each side of second abdominal segment, 

 the apical margin of second abdominal segment, a band 

 on the apical margin of segments 3, 4, 5, continued on 

 the ventral surface, the legs, except the coxae and trochanters 

 and in posterior legs the femora, bright orange-yellow. 

 Apex of mandibles, terminal segment of nagellum, the costa 

 ot' wings, ferrugineous. 



Clypeus shallowly and widely triangularly emarginate ; 

 pronotum rounded, narrower in front than behind, median 

 segment depressed and arched. Petiole as long as thorax, 

 much attenuated at apex, second segment elongate-ovate. 



Punctured ; head (except clypeus), thorax, and abdomen 

 coarsely. The whole head and thorax and the first abdominal 

 segment witb a greyish-white pubescence. 



Length 8 mm. 



Hab. White Nile ; 2 <$ . 



Labus jmnctatus, sp. n. 



$ . Black ; the scape of antennae beneath, a line on pro- 

 notum in front broken in the middle, apex of petiole above 

 and second segment dorsally and ventrally yellow ; man- 

 dibles at the apex, tegulae, apex of femora, the tibiae and tarsi 

 of anterior legs, intermediate tibiae and tarsi, base of poste- 

 rior tibiae, ferrugineous. 



Wings hyaline ; costa, radial cell, and stigma ferrugineous ; 

 the whole insect more or less covered with a pale pile. 



Clypeus subtriangular and convex ; pronotum square, 

 angular on the anterior margin; mesonotum and scutellum 

 gradually rounded, postscutellum sharply raised to form two 

 teeth, median segment rounded posteriorly. Petiole of 

 abdomen rather shorter than thorax, widening somewhat 

 abruptly towards the apex ; second abdominal segment cup- 

 shaped. 



Punctured; head, thorax, and petiole coarsely, remaining 

 segments of abdomen more finely. 



Length 7 mm. 



Hab. Kangra Valley, 4500 feet (G. C. Dudgeon); 1 «^. 



Closely resembles L. armatus, Cam., from Khasia Hills, 

 but may be distinguished by several differences in the colour- 

 pattern, viz. absence of yellow on scutellum, clypeus, and 

 tegulae. L. jmnctatus is considerably more coarsely punc- 



