LIST OF DIPTERA. 897 



Musca Icela, n. s., fem. Nigra, thorace vittis cinereis, abdomine 

 cyaneo-purpureo, palpis fulvis, antennis nigris,ferruyineo cinc- 

 tis, pedibus nigris, alis cinereis. 



Body clothed with black hairs and bristles : head covered with 

 hoary bloom, adorned above with a tawny covering on each side of 

 the crown ; epistoma slightly prominent ; sides of the face beset with 

 bristles for one-third of the length : eyes dark red ; facets on the 

 fore part rather larger than those elsewhere : sucker black, clothed 

 at the tip with tawny hairs ; palpi tawny, beset with black bristles : 

 feelers black, as long as the face ; tip of the second joint and base 

 of the third joint ferruginous ; third joint linear, nearly truncated 

 at the tip, about four times the length of the second ; bristle much 

 longer than the third joint : chest black, adorned with gray stripes : 

 breast tinged with gray : abdomen elliptical, brilliant purple, min- 

 gled with blue, a little shorter and broader than the chest: legs 

 black, clothed with black hairs and bristles ; thighs tinged with 

 gray ; knees ferruginous ; foot-cushions pitchy : wings gray ; wing- 

 ribs and veins black ; tip cross-vein forming an obtuse angle with 

 the fourth longitudinal vein, having a short and extremely shallow 

 inward curve near the base, straight from thence to the tip, joining 

 the border a little above the tip of the wing ; lower cross-vein with 

 two slight curves, the lower inward, the other outward ; scales gray, 

 with dingy white borders. Length of the body 2f lines ; of the 

 wings 6 lines. 

 a. New Zealand. Presented by Dr. Sinclair. 



Musca Thuscia, n. s., fem. Cinereo-nigra, capite antico fulvo, ab- 

 domine purpureo albo-micante, palpis fulvis, antennis nigris fulvo- 

 cinctis, pedibus nigris, alis cinereis. 



Body clothed with black hairs and bristles : head ferruginous 

 on the crown, tawny in front, black with a hoary tinge behind and 

 beneath ; epistoma prominent ; sides of the face fringed with bris- 

 tles on nearly the whole length : eyes red ; fore part slightly convex, 

 its facets small : sucker black, clothed at the tip with tawny hairs ; 

 palpi tawny, beset with black bristles : feelers black, nearly as long 

 as the face ; tip of the second joint and base of the third joint tawny ; 

 third joint deep, soft, nearly linear, rounded at the tip, more than 

 four times the length of the second joint : chest and breast black, 

 tinged with gray : abdomen elliptical, purple with white reflections, 

 much broader but not longer than the chest: legs black, clothed 

 with black hairs and bristles ; thighs tinged with gray: knees fer- 

 ruginous ; foot-cushions pitchy : wings gray ; wing-ribs pitchy ; 

 veins black ; tip cross-vein forming a very slightly acute angle 



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