6 Cameron, Symenoptera Orientalia. 



of the third ; the first recurrent nervure is roundly- 

 curved and is received in the basal fourth of the cellule ; 

 the second is oblique, straight, only slightly curved near 

 the cubital nervure ; the third cubital cellule is a little 

 wider at the top than at the bottom ; the third transverse 

 cubital nervure is bullated at the top and bottom. Abdo- 

 men closely punctured at the base, the middle segments 

 aciculated, the apical smooth ; on the apical half of the 

 second segment is a white mark at the side ; the side of 

 the third segment is almost entirely white. The sheaths 

 of the ovipositor are punctured and covered sparsely with 

 fulvous hair. 



This makes the second species of Xiphydria recorded 

 from India. 



TENTHREDINID^. 



Abia MELANOCERA, Sp.nov. 



Citpreo-viridis; antennis nigris, basi rufo-testaceis ; apice 

 femoruni tibiis tarsisqiie pallide flavis ; alts hyalinis, medio 

 fumatis ; costa stigmateque rufo-testaceis. $ . 



Long. lo mm. 



Antennse black, the scape rufo-testaceous, the apical 

 three joints forming a club, all three are distinctly separ- 

 ated, the last joint slightly shorter than the preceding, the 

 basal joint of the club is distinctly longer than either of 

 the apical and narrowed at the base, the last joint is 

 slightly oblique; the vertex and outer orbits are brassy, 

 almost golden, closely and strongly punctured, thickly 

 covered with long, dark hair, broadly triangularly depressed 

 behind the ocelli, and more widely and deeply in front of 

 the hinder pair ; the middle of the vertex is bluish, not 

 golden. Below the antennse is a wide and deep furrow, 

 which is prolonged downwards at the sides. The face is 

 coarsely punctured, the labrum large, smooth, the apex 



