122 NEW YORK STATE MUSEUM 



tant from the mandibles. Ocelli glassy or black, well separated 

 and the posterior ones distant from the eyes; thorax glassy; 

 mesothorax convex; scutellum and postscutellum conspicuous; 

 metathorax evenly rounded with no carinae. Wings hyaline; 

 nervures and stigma brown, the latter with fulvous markings; 

 cubitodiscoidal nervure plainly appendiculate, the appendix ex- 

 tending into the second discoidal cell ; bulla of second recurrent 

 nervure close to the cubitodiscoidal nervure, and that of the 

 latter nearly equally distant between the appendix and the second 

 recurrent nervure [pi. 2, fig. 5]. Legs ferruginous; claws pec- 

 tinate; abdomen stout, not strongly compressed. 



Described from one female from Colorado. 



Ophion ferruginipennis n. sp. 

 One example of this unique form was in the collection of the 

 United States National Museum and through the kind forbear- 

 ance of Dr Ashmead its characterization has fallen on the writer. 

 Another specimen was taken by Mr L. H. Joutel in the vicinity of 

 New York city. 



Description. Ferruginous; wings ferruginous and with a spread 

 of about 40 mm ; metathorax strongly areolated in much the same 

 vay as in O. t i t y r i Pack. 



Head medium; mandibles bidentate; black apically; clypeal 

 fossae deep ; antennae nearly as long as the body. The fossae at 

 their bases are well marked. Eyes large, extending nearly to the 

 mandibles; ocelli black and the posterior pair almost contiguous 

 to the eyes; thorax sericeous; mesothorax convex; scutellum and 

 postscutellum prominent. Metathorax with two well developed 

 transverse carinae and a number of longitudinal ones radiating 

 from the insertion of the first abdominal segment. Wings sub- 

 hyaline with a distinct ferruginous and, in places, fuscous tinge, 

 specially at their base and along the anterior margins. Cubito- 

 discoidal vein with its appended vein stub extending one third 

 across Hie cell from the well marked angle; bulla of second re- 

 nin ent nervure a little distance from the cubitodiscoidal vein 

 | j)1.2, fig.1 ] . Legs light ferruginous, concolorous ; claws pectinate ; 

 abdomen strongly compressed and somewhat darker at the tip. 

 Length about 25mm, wing spread about 40 mm. 



Described from two females. One is in the collection of the 

 United States National Museum ami (be other in the New York 

 State Museum. 



