ODlTfEEUS. 363 



b*. Third abdominal segment without 

 any yellow border. 

 a'. First abdominal segment petio- 



late 0. icarioides, p. 372. 



6'. First abdominal segment not 

 petiolate. 



a^. Wings blackish O. tinctipennis, p. 372. 



b^. Wings cinereous O. intendens, p. 373. 



637. Odynerus sikhimensis, n. sp. (PL II, fig. 12.) 



$ . Head, thorax, and abdomen punctured and thinly pubescent, 

 the punctures rather coarse and closely set on the head and 

 thorax, more sparse and shallow on the abdomen ; clypeus very 

 convex and broadly pyriform, the apex emarginate ; the post- 

 scutellum transverse posteriorly, not projecting, the median seg- 

 ment depressed vertically below it and slightly concavo-truncate, 

 the angle between the sides and the truncation with a vertical 

 carina ; basal segment of abdomen only very slightly narrowed, 

 steeply sloped or truncate anteriorly. Black, the pubescence 

 fuscous ; a hne on the pronotum, the tubercles, the apical margin 

 of the 1st abdominal segment above and of the 2nd above and 

 below deep brick-red ; wings very long and ample, light fuscous 

 with a purple effulgence, the base of the hind wing hyaline. 



Hah. Eangit Valley, Sikhim, 1000 ft. $ . Lenijtli 9-11 ; exp. 

 28 mm. S unknown. Type in the coll. British Museum. 



63S. Odynerus sichelii, Sauss. Mon. Guep. Sol. Suppl. p. 206, $, 

 pi. X, tig. 6 ; Smith, Cat. v, p. 58. 



§ . Head and abdomen finely and rather sparsely punctured, 

 the head pilose in front, the vertex smooth, the punctures shallow; 

 thorax much more closely and strongly punctured, granular ; 

 clypeus very broadly pyriform, the apex with two distinct short 

 longitudinal carinse, forming slightly projecting teeth ; scutellum 

 and postscutellum long, declivous ; median segment long, truncate 

 posteriorly ; 1st abdominal segment compressed, narrowed, cam- 

 panulate, bearing two transverse distinct sutures close to its base 

 above, 2nd segment long, raised, and subtuberculate in the middle 

 at base above. Black, shining ; a curved line on the clypeus at 

 base, a spot between the antennae, a line on the scape of the same, 

 a minute spot, sometimes absent, behind the eyes, a transverse 

 band on the apical margin of the 1st abdominal segment above, 

 and a slightly broader one on the apical margin of the 2nd above 

 and below, white ; legs black, with a few white marks ; wings 

 clear hyaline. 



Hah. yikhim ; Barrackpore ; Mussooree ; Burma ; Tenasserim. 

 $ . Length 8 ; exjp. 16 mm. I have not seen a specimen of the 

 male. 



