Manchester Memoirs, Vol. xli. (1897), No. 4. 105 



sparsely covered with white hairs ; the hairs on the tarsi 

 denser and golden. Wings clear hyaline, the nervures 

 black ; the second cubital cellule at the top equal in 

 length to, at bottom shorter than, the third ; the first 

 recurrent nervure is received very shortly before the 

 second transverse cubital ; the second before the apical 

 third of the cellule. Abdomen shining, impunctate, 

 sparsely covered with fuscous hairs, above and below. 



Halictus ciris, sp. nov. 



Niger; clypeo, labro, scapo antennarum subtus, tibiis 

 tarsisque, flavis ; flagello antennarum subtus brunneo ; alis 

 hyalinis. 2 . Long, fere 5 mm. 



Hab. Barrackpore (Rothney). 



Head black, from shortly below the ocelli to the apex 

 of the clypeus thickly covered with short white hairs. 

 Clypeus shining, bearing large widely-separated punc- 

 tures ; at the top, in the middle, the yellow projects 

 triangularly into the black. Mandibles yellow, the apex 

 rufous ; the palpi and tongue testaceous. Antennas stout 

 covered with a pale microscopic pile ; the yellow on the 

 under side of the scape with a black mark in the middle. 

 Thorax black, alutaceous, not shining, sparsely covered 

 with a short down ; the edge of the pronotum in front 

 and below the tegulae lemon-yellow ; the tegulae yellow ; 

 the base of the median segment longitudinally striolated ; 

 the space between the striae aciculated ; the apex of the 

 depression smooth and shining ; the apex of the segment 

 oblique ; furrowed down the centre ; the sides distinctly 

 and strongly keeled. The pleurae strongly aciculated, 

 opaque, thickly covered with white hairs ; the propleurae 

 excavated. Legs covered with white hairs ; the apex of 

 the fore femora and the hinder four knees rufo-testaceous ; 

 the tibiae and tarsi yellow ; the hinder tibia rufous before 

 and behind, with a large black line in front. Wings clear 



