BIBLIOGRAPHY 133 



35. MIDDEXDORF, A. T. VON. Die Isepiptesen Russlands Grund- 



lagen zur Erforschung der Zugzeiten und 

 Zugrichtungen der Vogel Russlands, St 

 Petersburg, 1853. 



36. MEXZBIER, M. " Die Zugstrassen der Vogel im Europaischen 



Russland." Bull de la Soc. Imp. d. Nat., 

 Moscou, 1886, 291. 



37. NEWTOX, A. A Dictionary of Birds, London, 1893-1896. 



38. - - " Migration," Encyclo. Brit., 9th Edit., London. 



39. PALMEX, I. A. Om foglarnes ftyttingsva'gar, Helsingfors, 1874. 



40. - - Uber die Zugstrassen der Vogel, Leipzig, 1876. 



41. SCHAFER, E. A. " On the Incidence of Daylight as a deter- 



mining factor in Bird Migration." Nature, 

 1907, 159. 



42. SCLATER, W. L. " The Migration of Birds in South Africa," 



8. African Orn. Union, 1906, II., 14. 



43. SCOTT, W. E. D. " Some Observations on the Migration of 



Birds." Bull. Nuttall Ornilli. Club, vi. 97. 



44. SEEBOHM, H. Geographical Distribution of the Family " Chara- 



driidae," London, 1888. 



45. - - The Birds of Siberia, London, 1901. 



46. SERVICE, R. " Bird Migration in Solway." Ann. Scot. 



Nat. Hist., 1903, 193. 



47. STEBBIXS, J. and FATH, E. A. : The use of Astronomical 



Telescopes in determining the speeds of 

 Migratory birds." Science (New York), 

 xxiv., 1906, 49. 



48. STEJXEGER, L. " Do Birds Migrate along their Ancient Im- 



migration Routes." Condor, vii., 1905, 36. 



49. STOXE, W. " Bird Waves and their Graphic Representation," 



AuTc, 1891, 194, 



50. STUBBS, F. J. " The Use of Wind by Migrating Birds." 



Mem. and Proc. Manchester Lit. and Phil. 

 Soc., vol. 53, 1909. 



51. TAVERXER, P. A. "A Discussion of the Origin of Migration," 



Auk, xxi., 1904, 322. 



