LIST OF DIPTERA. 831 



the scutcheon and hind borders of the abdominal segments armed 

 with black spines : abdomen elliptical, a little broader and shorter 

 than the chest, gray, tessellated with hoary reflections ; a black 

 middle stripe and black bands on the hind borders of the segments : 

 legs black, clothed with black hairs and bristles ; a hoary tinge on 

 the thighs ; foot-cushions tawny : wings colourless, with a tawny 

 tinge at the base; wing-ribs tawny; veins black, tawny towards the 

 base ; scales white, with pale yellow borders ; poisers tawny. 

 Length of the body 4j lines ; of the wings 9 lines. 

 a. New Holland. From Mr. Gould's collection. 



Sarcophaga vigil, n. s., mas. Nigra, capite albo micante, thoraci 

 vittis quatuor canis, abdomine cano interrupte quadrivittato, an- 

 tennisfulvis, articulo 3° pedibusque nigris, alis subcinereis basi 

 fuscis. 



Body black, clothed with black hairs and bristles : head 

 adorned with white reflections, thickly clothed beneath with black 

 hairs; face tawny, with the exception of two black stripes which cor- 

 respond with the feelers, its sides fringed with bristles at the base ; 

 epistoma tawny, slightly prominent : eyes red : sucker black, 

 clothed at the tip with short tawny hairs ; palpi long, slender, taw- 

 ny, beset with black bristles : feelers tawny, very short, hardly more 

 than half the length of the face ; third joint black, tawny at the 

 base, a little longer than the second joint, flat above, slightly convex 

 beneath, rounded at the tip ; bristle black, tapering, nearly thrice 

 the length of the second joint; its first joint obsolete; second joint 

 very short ; third joint downy for full half the length from the base : 

 chest adorned with four hoary stripes, the middle pair double ; 

 scutcheon armed with a few long black spines : abdomen obconical, 

 not longer than the chest, adorned with two rows of triangular 

 hoary spots, and on each side with a slightly interrupted hoary 

 stripe : legs black, clothed with black hairs and bristles ; foot- 

 cushions tawny ; middle shanks thickly fringed with hairs on the in- 

 ner side : wings slightly gray, tinged with brown at the base ; wing- 

 ribs pitchy ; veins black ; tip cross-vein forming a right angle with 

 the fourth longitudinal vein, much curved inward near the base, 

 straight from thence to the tip, joining the border at some distance 

 above the tip of the wing ; lower cross-vein very slightly curved in- 

 ward near the base, hardly curved outward at the tip ; scales white, 

 with pale yellow borders. Length of the body b\ lines ; of the 

 wings 10 lines. 

 a. Nova Scotia. From Lieut. Eedman's collection. 



