62 Transactions. — Zoology. 



hairs. The fourth longitudinal vein curves at an obtuse 

 angle, and the first posterior cell is rather widely open ; the 

 posterior cross-vein is straight. 



Family SAKCOPHAGIDiE. 



" Arista plumose or hairy, with the apex bare. First pos- 

 terior cell only slightly opened, or closed. Squamae large ; 

 legs stout " (Loew). 



The eyes are distant in both sexes. 



Genus Sarcophaga, Meigen (1826). 



Third joint of the antennae usually three times the length 

 of the second ; arista plumose or tomentose. Abdomen of 

 the male subfusiform, tumid at the apex ; subovate in the 

 female. First posterior cell open. 



Sarcophaga impatiens. 



Sarcophaga impatiens, Walker, Cat. Dipt, in Brit. Mus., p. 828 



(1849). 



Frontal band and antennas black, face golden ; proboscis 

 and palpi black. Thorax black, w 7 ith a pair of longitudinal 

 bands which are white in some lights and yellow in others ; 

 sides with a broader pale band of the same character. Scutel- 

 lum black, the sides pale. Abdomen blackish-brown, tessellated 

 with greyish reflection on the sides, arranged in two rows 

 of spots on each side. Legs black. Wings pellucid, tawny 

 at the base ; veins piceous ; fourth longitudinal sharply bent 

 at a right angle and arched ; posterior cross-vein nearly 

 straight. Length, 8-9 mm. 



Hob. Whangarei (F. W. H.), very abundant ; Banks 

 Peninsula (Hilgendorf), a single specimen ; Christchurch, 

 Feb., 1901 (F. W. H.). Probably introduced from Australia, 

 where it is also found, as it was not sent to England by the 

 early collectors. 



The first posterior cell is open ; the posterior cross-vein 

 is nearly in a line with the upper part of the bend of the 

 fourth longitudinal; and the first longitudinal vein is not 

 bristly. Abdomen without discal setae, and with marginals on 

 the last segment only. There is a pair of large orbital setcP 

 in each sex. 



Family MUSCID^. 



" Arista entirely plumose or pectinated. Body never slen- 

 der; thorax short. First posterior cell only slightly opened, 

 or else closed at the border of the wing. Squamae large. 

 Legs stout" (Loew). 



The abdomen has no macrochaetae. 



