THE CANADIAN ENTOMOLOGIST 181 



Propodeum with a distinct neck, tricarinate. Funicle 1 

 twice longer than wide, much longer than the pedicel. 

 Usual otherwise dux n. sp. 



Coxae alone concolorqus, the legs white. Scape concolor- 

 ous except at base. Ovipositor three-fourths the length 

 of the abdomen. 



The same as dux but slender (as in Belonura singidaris 

 Ashm.), no spiracular sulci, the spiracle oval, small, the 

 lateral carina absent, no neck. Head subquadrate. 

 Funicle 1 thrice longer than wide canadensis n. sp. 



Hahrocytus rJwdobmni rosce Girault. 



Two pairs, Brooklyn, N. Y., February 9, 1913, from rose 

 (A. S. Berquist). The Habrocytus roses Ashmead, in Annals Ent. 

 Soc. of America, VIII, 1915, p. 278. 



Types. — Catalogue No. 20Ji.l4, U. S. National Museum, one 

 male, two females on two tags. 



Hahrocytus medicaginis Gahan. 



Several females reared in connection with Bruchophagus 

 funebris from red clover seeds, St. Paul, Minnesota (\V. William- 

 son). 



Habrocytus aidacis Girault. 



Two females, Wooster, Ohio, reared in connection w^ith an 

 Aulax gall. 



Types. — Catalogue No. £0418, U. S. National Museum, two 

 females on tags, a head and a caudal leg on a slide. 



Habrocytus quinqiiecarinattis Girault. 



This species has no spiracular sulcus. It differs from the 

 other species in being varicoloured. 



Habrocytus franciscanus Girault. 



Three females, San Francisco County, California, July. 



Types. — Catalogue No. W4I6, U. S. National Museum, the 

 females on tags, a head, the caudal legs and a fore wing on a slide.. 



