DESCRIPTION OF THE SPECIES. 55 



25. D. vittatus LOEW. % . Aeneo viridis, thoracis linea media vit- 

 tisque lateralibus orichalceis, facie albida, antennis rufis, ciliis oculorum 

 inferioribus albidis, tegularum ciliis iiigris, pedibus flavis, tarsis maris 

 siinplicibus, alarum vena longitudinali quarta fracta et appendiculata. 



Bronze green ; middle line and the two lateral stripes of the thorax brassy 

 yellow ; face whitish ; antennae red ; cilia of the inferior orbit whitish ; 

 cilia of the tegulse black ; feet yellow ; tarsi of the plain ; fourth 

 longitudinal vein broken and furnished with a stump. Long. corp. 

 0.260.27. Long. al. 0.250.26. 



SYN. Dolicliopus vittatus LOEW, Neue Beitr. VIII, 20, 18. 



Bronze green, shining. Face rather broad for a g , whitish. 

 Antennae red,, apical half of the third joint somewhat infuscated ; 

 arista with a short, distinct pubescence. Front metallic green, 

 ' or greenish-blue, shining. Cilia of the inferior orbit yellowish- 

 white. Upper side of the thorax green or blue, with a conspicu- 

 ous, almost golden-yellow or more copper-colored middle-line, and 

 with similar lateral stripes. Lamella of the hypopygium white, 

 of moderate size, narrow-ovate in shape, with a narrow black 

 margin on the upper and the apical edge ; the latter jagged and 

 fringed with black bristles. Coxa? and feet pale yellowish ; the 

 fore coxae are beset on their anterior and inner side with numerous, 

 on the outer side with very scarce, small, black hairs, besides the 

 white pubescence which clothes them; the middle coxse upon the 

 greater part of their outside blackish. Hind femora before their 

 end with a bristle. Hind tibiae of the ordinary size, upon their 

 hind side with a glabrous stripe, which extends beyond their second 

 third. Fore tarsi plain, only very little longer than the tibiae, from 

 the middle of the third joint black ; the middle and hind tarsi are 

 black from the tip of the first joint. Wings grayish-hyaline, 

 towards the fore margin somewhat more brown ; costa near the 

 tip of the first longitudinal vein with a very thick swelling ; fourth 

 longitudinal vein broken ; superior angle of the fracture rounded, 

 inferior one with only a short stump. 

 Hob. Chicago. (Osten-Sacken.) 



26. D. cuprinus WIED. and 9- Aeneo- viridis, thoracis linea 

 mediS, vittisque lateralibus orichalceis, facie ex flavo albida, anteunis 

 rufis, ciliis oculorum inferioribus albidis, tegularum ciliis nigris, 'pedi- 

 bus flavis, tarsorum anticorum apice in mare dilatato, alls basim versus 

 non angustatis, ven& longitudinali quarta fracta. 



