60 PROCEEDINGS OF THE ROYAL SOCIETY OF QUEENSLAND. 



6. Sarcophaga gamma n. sp. (Fig. 15). « 



In general appearance a medium-sized fly, about 13 mm, 

 in length, and of a faintly golden greyish colour. 



Male. — Head. — Front not very prominent ; about three- 

 quarters the Avidth of the eye. Frontal stripe very dark 

 chocolate brown, nearly black ; almost twice the width of the 

 parafrontals at their narrowest point. Parafrontals, gense, 

 and occiput bright golden. First antennal segment more 

 conspicuous than usual ; second large, very dark brown ; 

 third a dark fawn colour and about twice the length of second. 

 Frontal field pale golden, borders dark ; epistome not promi- 

 nent. Proboscis and palps as usual. Eyes dark red-brown. 

 Nine frontals. Verticals moderately developed ; lateral 

 verticals small. Vibrissse inserted well above the oral margin. 

 Four facials and twelve jieristomials present. A single row 

 of short black bristles behind eyes ; hairs below this short 

 and golden, becoming longer below on the gense ; those on 

 anterior jaart of gense shorter. 



Thorax grey, tinged with gold. The usual three black 

 lines present ; the median extending on to scutellum where 

 the laterals are only indistinctly represented. Under side grey ; 

 sides grey, tinged with gold. Of the acrostichals only the 

 prescutellar are present, and these are but very faintly 

 developed. Dorsocentral row complete. Apical scutellars 

 present ; anterior intra-alars exceedingly weak. Anterior 

 spiracle with pale-golden hairs. 



Legs grey and black. First femur with just a tinge of gold, 

 slightly hairy ; longitudinal rows of bristles very complete. 

 Second femur hairy proximo-ventrally, with a well-defined 

 " comb" distally ; tibia longer than tarsus. Third femur 

 hairy ; tibia heavily clad with short hairs. 



Abdomen covered dorsally with short reclinate bristles ; 

 hairy beneath. Conical in general shape, and a little longer 

 than thorax. With the usual black and white markings ; the 

 dorsal black line extending on to last segment. 



First segment of hypopygium silvery ; second half the 

 length of first, nearly black and shiny, hairy. Accessory 

 plates triangular, brown, hairy. Forceps very well developed, 

 shiny black, approximated for over half their length ; tips 

 bare, remainder very hairy. Claspers simple ; dark shining 

 black. First joint of penis very dark brown ; second dark 



