some Japanese Hynienoptera. 303 



tibiae towards the base white. Wings blackish; stigma 

 and veins black ; no discal areolet. Length of the body 

 3 1 lines. 



Male. Head yellow, except the vertex. Antennae 

 piceous, rather slender, shorter than the body, yellowish 

 beneath towards the base. Thorax and abdomen somewhat 

 roughly punctured. Abdomen linear, subsessile, very much 

 longer than the thorax, whitish beneath. Four anterior 

 legs yellowish-white ; coxae black ; femora and tibiae 

 striped with black. Hind legs black; tibiae white for half 

 the length from the base. 



CEYPTIDiE. 



5. IscJinocerus hicinctus. 



Female. Black. Head and thorax thickly and minutely 

 punctured, slightly shining. Head broader than the thorax. 

 Mandibles yellow. Antennae shorter than the body ; first 

 joint red beneath. Metathorax convex. Abdomen fusi- 

 form excepting the petiole, much longer than the thorax ; 

 second and third segments red about the hind border. 

 Sheaths of the oviduct more than half as long as the 

 abdomen. Legs pale red. Wings cinereous ; stigma and 

 veins black; no discal areolet. Length of the body 3 lines. 



6. Cryptus variator. 



Female. Black, shining, very finely punctured. An- 

 tennae slender, filiform, much shorter than the body, 

 whitish at the base and with a broad whitish band at a 

 little beyond the middle. Metathorax red, large, convex, 

 with a slight transverse furrow. Petiole black, short. 

 Abdomen fusiform above, thicker beneath towards the tip, 

 red towards the base, much longer than the thorax ; a 

 white spot at the tip. Oviduct not less than half as long 

 as the abdomen. Four anterior legs piceous. Hind legs 

 black; femora towards the base and coxae red. Wings 

 blackish ; stigma black, wdiitish towards the base ; veins 

 black, tawny towards the base; discal areolet open. Length 

 of the body 5 lines. 



