446 



Phylum Arthropoda 



Pearl, R. 1926. A synthetic food medium for the cultivation of Drosophila. 



/. Gen. Physiol. 9:513. 

 Plough, H. H., and Strauss, M. B. 1923. Experiments on toleration of temperature 



by Drosophila. Ibid. 6:167. 

 Winchester, A. M. 1933. A method of increasing the yield of Drosophila. 



Science 78:483. 

 Young, W. C, and Plough, H. H. 1926. On the sterilization of Drosophila by high 



temperature. Biol. Bull. 51:189. 



Family 



HIPPOBOSCIDAE 



PSEUDOLYNCHIA MAURA 



Clay G. Huff, University of Chicago 



THIS fly is parasitic on birds during its entire life cycle except the 

 pupal stage. It can live for only very short periods of time off the 

 host. Flies may usually be obtained from pigeon farms in the South- 

 ern states. They may be shipped in the pupal stage by mail or the adults 

 may be placed upon the living pigeon and shipped along with it. To be 

 successful in growing these flies in the laboratory one needs to observe 



Fig. 79. — Fly-tight bird cage for rearing Pseudolynchia mama. C, emergence cham- 

 ber; H, hole for connecting cages; S, metal sleeve with screen; T, removable tray. 



