30O The Animal Mind 



Abstract in Jour. Comp. Neur. and Psych., vol. 17, p. 

 193. 



82. COLE, L. W., 1907. Concerning the intelligence of raccoons. 



Jour. Comp. Neur. and Psych., vol. 17, p. 211. 



83. CONRADI, E., 1905. Song and call-notes of English sparrows 



when reared by canaries. Am. Jour. Psych., vol. 16, p. 

 190. 



84. CUENOT, L., 1891. Etudes morphologiques sur les e*chino- 



dermes. Arch, de biol., t. 11, p. 521. 



85. CYON, E., 1878. Experimentelle Untersuchungen iiber 



die Function der halbzirkelformigen Canale. Bibl. de 

 I'e'cole des hautes Etudes, section des sciences naturelles, 

 t. 18. 



86. DAHL, F., 1883. Ueber die Horhaare bei den Arachnoiden. 



Zool. Anz., Bd. 6, S. 267. 



87. 1885. Das Gehor- und Geruchsorgan der Spinnen. 



Arch. f. mikr. Anat., Bd. 24, S. 1. 



88. 1885. Versuch einer Darstellung der psychischen 



Vorgange in der Spinnen. Vierteljahr. f. wiss. Phil., 

 Bd. 9, S. 84, 162. 



89. DARWIN, C. R., 1874. Descent of man and selection in 



relation to sex. New York. 



90. 1877. Effects of cross and self-fertilization in the vege- 

 table kingdom. New York. 



91. 1883. The formation of vegetable mould through the 



action of worms, with observations on their habits. New 

 York. 



92. DAVENPORT, C. B., 1897-1899. Experimental morphology. 



2 vols., New York. 



93. DAVENPORT, C. B., and CANNON, W. B., 1897. On the de- 



termination of the direction and rate of movement of 

 organisms by light. Jour. Physiol., vol. 21, p. 22. 



94. DAVENPORT, C. B., and LEWIS, F. T., 1899. Phototaxis of 



Daphnia. Science, N.S., vol. 9, p. 368. 



95. DAVENPORT, C. B., and PERKINS, H., 1897. A contribution 



to the study of geotaxis in the higher animals. Jour. 

 Physiol., vol. 22, p. 99. 



96. DEARBORN, G. v. N., 1900. The individual psycho-physiol- 



ogy of the crayfish. Am. Jour. Physiol., vol. 3, p. 404. 



