DOLICHOPUS. 55 



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

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

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

 simplicibus, alarum vena longitudinal! quarta fracta et appendiculata. 



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

 yellow ; face whitish ; antennse 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. Dolichopus 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. Lamellae 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 

 \rhite pubescence which clothes them ; the middle coxa? 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 tibia?, 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 ; Genessee, N. Y. (Osten-Sacken.) 



4 



26. I>. jcilpriniis WJED. and 9- Aeneo-viridis, thoracis linea 

 media vittisque lateralibus orichalceis, facie ex flavo albida, antennis 

 rufis, ciliis oculorum inferioribus albidis, tegularum ciliis nigris, pedU 

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

 non angustatis, vena longitudinali'quarta fracta. 



