392 University of California Publications in Zoology  {Vor.18 
BIBLIOGRAPHY 
AHLBORN, F. 
1896. Zur Mechanik des Vogelfluges. Abh. Geb. d. Naturwiss., Hamburg, 
14, 1-134, 54 figs. in text. 
ALLEN, J. A. 
1896. Alleged changes of color in the feathers of birds without moulting. 
Bull. Am. Mus. Nat. Hist., 8, 13-44. 
ALTUM, B. 
1854a. Ueber die Farben der Vogelfedern im Allgemeinen, tiber das 
Schillern insbesondere. Naumania, Arch. f. d. Ornith., Jahrg. 
1854, 2938-304. 
1854b. Ueber den Bau der Federn als Grund ihrer Farbung. Journ. f. 
Ornith., Jahrg. 2, xix—xxxv. 
BEDDARD, F. E. 
1885. On the aftershaft in the feathers of certain birds. Ibis, (5), 3, 
19-23. 
1898. The structure and classification of birds. (London, Longmans), 
xx + 548, 252 figs. in text. 
BEEBE, C. W. 
1904. The ostriches and their allies. Ann. Rep, N. Y. Zool. Soce., 9, 
203-229. 
1906. The bird, its form and function. (New York, Holt), xi + 496, 
1 pl., 371 figs. in text. 
Biocu, A. 
1897. Le pigment du systéme pileu et son origine. Bull. Soc. d’Anthrop., 
Paris (4), 8, 573-578. 
Boepanow, A. 
1856. Note sur le pigment des plumes des oiseaux. Bull. Soc. Nat., 
Moscou, 29, 459-462. 
1858. Etudes sur les causes de la coloration des oiseaux. Rev. et Mag. 
Zool., (2), 10, 180-181. 
Bonnore, J. L. 
1912. On a peculiar type of feather in the water rail. British Birds 
(London), 5, 42-44, 1 fig. in text. 
CHANDLER, A. C. 
1914. Modifications and adaptations to function in the feathers of Circus 
hudsonius. Univ. Calif. Publ. Zool., 11, 329-376, pls. 16-20. 
CuurcH, A. H. 
1893. Turacin, a remarkable animal pigment containing copper. Nature, 
48, 209-211. 
CLEMENT, C. 
1876. Note sur la structure microscopique des plumes. Bull. Soc. Zool. 
France, 1, 282-286. 
CocKERELL, T. D. A. 
1910a. The scales of the African cyprinid fishes, with a discussion of 
related Asiatic and European species. Proc. Biol. Soc. Wash., 
23, 141-152. 
1910b. The scales of the clupeid fishes. Jbid., 23, 61-63. 
1910c. The scales of atherinid fishes. Jbid., 23, 47-48. 
