156 ANNALS OF SCOTTISH NATURAL HISTORY 



HYETODESIA OBSCURATA, Mg. One male and one female, Ballin- 



dalloch. 



MYD^A NIGRITELLA, Ztt. One male, Ballindalloch. 

 SPILOGASTER DUPLICATA, Mg. Two males, Dunachton. 

 LIMNOPHORA SOLITARIA, Ztt. Two males, Dunachton. 

 HYDROT/EA IRRITANS, Fin. One female, Dunachton. 

 TRICHOPTICUS CUNCTANS, Mg. One female, Dunachton. 



HYLEMYIA VARIATA, Fin. Fifteen males and five females, Dun- 

 achton. 



*PHORBIA IGNOTA, Rnd. Seven males, Dunachton. A specimen 

 probably belonging to this genus, but not specifically determined, 

 was found in a crop from Tulchan. 



AZELIA ZETTERSTEDTI, Rtid. One male, Burley-in-Wharfedale. 



CARICEA TIGRINA, Fab. One male, Ballindalloch. 



CARICEA INTERMEDIA, Fin. Six males and three females, Ballin- 

 dalloch. 



CCENOSIA GENICULATA, Fin. One male Dunachton ; one male, 

 Ballindalloch. 



Family CORDYLURID.E. 



Although the flies of the genus Scatophaga are so abundant and 

 conspicuous in the marshy areas where the grouse chicks feed, yet 

 I have not found their remains in any of the crops or gizzards 

 examined. 



CORDYLURA PUDICA, Mg. One male, Dunachton. 



SCATOPHAGA SUILLA, Fab. Two males, Ballindalloch ; one female, 

 Dunachton. 



SCATOPHAGA STERCORARIA, L. A very abundant fly on the moors. 

 Numerous specimens were collected, and have been examined 

 by Mr. Shipley and Mr. Bygrave for possible cysts of tape- 

 worms, but without results. 



SCATOPHAGA SQUALIDA, Mg. The commonest fly in the marshy 

 places on the moors. A large number of specimens were 

 collected and examined for cysts, but in vain. 



Family SCIOMYZID/E. 

 TETANOCERA UEVIFRONS, Lw. One male, Ballindalloch. 



TETANOCERA UMBRARUM, L. One example of each sex taken at 

 Dunachton. 



Family PSILID/E. 



PSILA NIGRA, Fin. Two specimens, Dunachton. 



LOXOCERA ARISTATA, Pz. One female, Burley-in-Wharfedale. 



