Manchester Memoirs^ Vol. xHL (1898), No. 1. 33 



yellow mark being bordered by the same colour ; the 

 reddish apex of the metanotum transversely striated. 

 Legs fulvous, the four anterior coxae, the trochanters and 

 the upper part of the hinder coxae, lemon-yellow. Areolet 

 triangular; the nervures blackish, the costa dark-testaceous. 

 Abdomen fulvous-red above ; the ventral surface, except 

 at the apex, lemon-yellow. 



Mesoleptus comparatus, sp. nov. 



Long. 9-10 mm. 



Differs from M. sybarita in the thorax being almost 

 entirely brownish-red, in the pleurae having no yellow 

 marks, in the mesonotum having only two small yellow 

 marks, and in the face being broadly black in the middle. 



Head black ; the orbits of the eyes except for a 

 small space below the top on the outer side, the clypeus, 

 base of mandibles, palpi, two short lines on the apex of 

 the mesonotum, the scutellum, post-scutellum, the pro- 

 thorax broadly beneath, a small obscure mark on the 

 mesopleurse in the centre, and a large oblique mark in the 

 centre of the metapleurse, yellow ; the middle lobe of the 

 pronotum, the parts at the sides of the scutella, the base 

 of the median segment broadly in the middle, the mark 

 being narrowed towards the apex, the middle of the pro- 

 pleurse, the top and base of the mesopleurse broadly, the 

 mesonotum in the middle behind, the edges of the meta- 

 pleurse at the base and beneath, black. The puncturing 

 on the mesothorax is not very strong ; the sides of the 

 scutellum obscurely longitudinally striated. Legs reddish, 

 except a large black mark on the hinder coxae beneath. 

 Areolet oblique, irregular ; the transverse cubital nervures 

 not united at the top. Petiole closely and strongly acicu- 

 lated except at the apex ; the second segment aciculated, 

 the others smooth ; the three apical broadly blackish. 



