DOLicnopus. 55 



25. I>. vittatus Loevt. % . — Aeneo viridis, thoracis liuea media vit- 

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

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

 simplicibus, alarum vena longitudinali 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 whitisb ; 

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

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

 0.26— 0.27. Long. al. 0.25—0.26. 



Syn. Dolichopus vittatus Loew, Neue Beitr. VIII, 20, 18. 



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

 Antennae reel, 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. Coxae 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 coxae 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. 



Hab. Chicago ; Genessee, N. Y. (Osten-Sacken.) 



26. I>. cuprinus Wjed. % and £. — Aeneo-viridis, thoracis linea 

 media vittisque lateralibus orichalceis, facie ex flavo albida, antennis 

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

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

 non angustatis, vena longitudinali quarta fracta. 



