Manchester Memoirs, Vol. xli. (1897), No. 4. 45 



Tiphia Magrettii, sp. nov. 



Nigra, nitida, femoribus posticis rufis ; alls fnsco-hyalinis. 

 Long. 10 mm. 



Hab. Mussouri (Rothney). 



Black, shining, sparsely covered with longish glistening 

 white hair. Antennae entirely black ; the scape shining, 

 bearing a few large punctures and long white hairs ; the 

 flagellum opaque, covered with a dull microscopic pile. 

 Head covered with long glistening white hair and bearing 

 large moderately deep punctures ; the mandibles shining, 

 grooved, and broadly red towards the middle. Pro- and 

 meso-notum shining, bearing long white hairs ; and widely 

 separated punctures ; the scutellum irregularly punctured 

 round the sides and apex ; those on the latter being the 

 larger ; the apex of the post-scutellum with scattered 

 punctures. Median segment shagreened ; the base almost 

 glabrous, with two complete keels in the centre, and 

 having between them one which is only three-fourths of 

 their length ; the apex slightly hollowed towards the 

 centre, which has a straight keel ; sparsely covered with 

 long white hair. Propleurae smooth, shining above ; the 

 lower part obscurely transversely striated ; the meso- 

 pleurae projecting at the base ; almost straight, smooth 

 and impunctate ; the sides rather strongly punctured, but 

 with the punctures all distinctly separated ; sparsely 

 covered with long white hairs ; the metapleurae strongly 

 obliquely punctured. Legs thickly covered with stiff 

 white hairs ; the short thick spines on the hind tibiae 

 and the calcaria pallid testaceous. From the stigma the 

 wings have a decided smoky tinge ; and are traversed 

 by four white lines (two above and two below the cubital 

 nervure) like nervures. Abdomen black, shining, and 

 covered, especially towards the apex, with long white 

 hairs ; the sides of the basal segments sparsely ; the 

 apical more closely and thickly covered with long white 



