' , 



240 jSay^s Descriptions of 



terior pair with the tibiae, excepting the tip, and the 

 tarsi, excepting the terminal joint, fulvous-yellow. 



Length nearly one inch. 



Resemhhs Jlavico mis y Nob., which, however, has the 

 first segment of the abdomen considerably longer than 

 the second. It is also allied to morio^ Fab. but that 

 species is described to have the wings blue, tipt with 

 brown, and the legs black, the anterior ones testaceous. 



4- O. bilineatus, Nob. Contributions of the 

 lurian Lyceum, p. 75. 



Mac 



This is the analogue of the O. luteusy Fab. 



5. O. hrachiator. Black ; abdomen and feet yellow- 

 ish ; a petiolated second cubital cellule . 



Inhabits Indiana. 



Antennce, first joint beneath, white : mandibles whit- 

 ish, piceous at tip : palpi white ; wings hyaline ; stigma 

 slender, blackish ; second cubital cellule rather large, 

 quadrangular, more or less petiolated from the radial 

 cellule, anterior recurrent nervure a little arcuated, not 

 angulated and with a white bulla ; second recurrent nerv- 

 ure rectilinear, with a white bulla : metathorax with an 

 impressed longitudinal hne, and a transverse raised one 

 at base : abdomen honey-yellow ; first joint white at 

 base ; second joint blackish above : feet^ posterior pair 

 honey-yellow, tarsi blackish ; intermediate pair white, 

 with honey-yellow thighs ; anterior pair white. 



Length nine twentieths of an inch. 



I place this in the genus Ophion because of the com- 

 pressed, falcate abdomen, notwithstanding the existence 

 of the second cubital cellule." 



