LIST OF DIPTERA. 545 



Var. /3. Four front shanks tawny. 

 Var. y. Four frorit shanks black. 



a. New York. Presented by the Entomological Club. 



b. Trenton Falls. Presented by E. Doubleday, Esq. 



Paragus fuscipennis, n. s., mas. Nigro-ceneus, abdomine s'ubtus 

 fusco, antennis fuscis, pedibus nigris, genubus ferrugineis, tar- 

 sis piceis, alisfuscis. 



Body brassy black : head clothed with whitish hairs : feelers 

 brown ; bristle tawny : eyes dark red, very downy : chest clothed 

 with tawny hairs : abdomen clothed with short black hairs, brown 

 beneath, a little narrower than the chest and nearly twice its length; 

 legs black, thickly clothed with tawny hairs ; knees ferruginous ; 

 feet piceous, clothed with tawny down ; claws black ; foot-cushions 

 tawny : wings brown ; wing-ribs and veins black ; poisers tawny. 

 Length of the body 3 lines ; of the wings 4J lines. 



Paragus aeneus, n. s., fern. JEneus, capitis sulcis iransversis, tho- 

 racis vittis quatuor cupreis, antennis fuscis, pedibus ceneis, tibiis 

 tarsisque fulvis, Mis ceneo fasciatis, alis subcinereis ad costam 

 subfuscis. 



Body brassy, thinly clothed with short hoary hairs : head as 

 broad as the chest ; crown wrinkled across : eyes piceous ; fore 

 part red above : mouth black : feelers brown ; bristle tawny, black 

 towards the tip : chest adorned with four reddish coppery stripes : 

 abdomen nearly oval, a little broader and much longer than the 

 chest : legs ferruginous, covered with tawny down ; hips and thighs 

 brassy ; a broad brassy band across each shank ; feet black towards 

 the tips : wings slightly gray, tinged with brown along the fore 

 borders ; wing-ribs and veins piceous, the latter ferruginous towards 

 the base ; cross-veins clouded with brown ; poisers tawny. Length 

 of the body 2i lines ; of the wings 5 lines. 



a. Ohio. Presented by the Entomological Club. 



Paragus latus, n. s., fern. Niger, brevis, abdominis fascia latajlava, 

 antennis fuscis, pedibus flavis, femoribus basi nigris, tibiis nigro 

 fasciatis, tarsis fulvis, alis limpidis. 



Body black, shining, short and broad, thickly clothed with 

 short tawny hairs : eyes red : mouth black : feelers brown ; bristle 

 tawny : abdomen nearly oval, broader and a little longer than the 

 chest, adorned with a very broad yellow band across the middle : 

 legs yellow ; thighs from the base to the middle and hips black ; 



PART III. 3 C 



