Manchester Memoirs, Vol. xli. (1897), No. 4. 15 



transverse keel which bulges backwards in the middle, 

 the basal one being rounded, the apical transverse at the 

 base ; the apex has an oblique slope ; the pleurae closely 

 punctured ; the propleurae at the base more shining and 

 obscurely striolated. The four anterior legs rufous ; the 

 hinder femora and the coxae black, except at the base 

 and apex ; the hinder tibiae and tarsi black, the former 

 only black behind. The petiole is broadly black at the 

 base ; smooth and shining, the apex without keels and 

 not raised in the centre at the apex ; its apex and the 

 second segment ferruginous ; the other segments black 

 except the last, which is milk-white above. Gastrocceli 

 absent. Areolet almost square. 



Cryptus indicus, sp. nov. 



Niger, alb -mac ul at us ; pedibus anterioribus pallidis ; 

 coxis, trochanteribus femoribusque posticis rufis; tibiis tarsisque 

 posticis nigris, basi albis ; alis hyalinis, apice fumatis. 6 . 

 Long. 8 — 9 mm. 



Hab. Mussouri (Rothney). 



Head shining, the front sparsely punctured; below the 

 antennae, including the oral organs and the inner orbits to 

 the ocelli broadly, white ; the tips of the mandibles 

 black ; the basal portion of the antennae white beneath ; 

 the apical brownish. Thorax black, shining, minutely 

 punctured ; the prothorax in front, a curved mark 

 narrowest on the outerside, on the side of the meso- 

 notum at the base, the tubercles, tegulae, scutellum, and 

 a mark on the apex of the metapleurae over the coxae, 

 white. Pro- and meso-notum punctured ; the scutellum 

 impunctate, the median segment much more strongly 

 punctured and without any keels. The four front legs are 

 entirely pallid yellow ; the hind coxae, trochanters, and 

 femora red ; the apex of the hind femora, tibiae, and tarsi, 

 black; the base of the hind tibiae and the greater part of the 



