APPENDIX 475 



Poulton, E. B. — The Colors of Animals. The International Scien- 

 tific Series, Vol. LXVII. New York : D. Appleton & Co. 1890. 



Semper, K. — Animal Life as affected by the Natural Conditions of 

 existence. International Scientific Series, XXX. New York : 

 D. Appleton & Co. 1881. 



Even to-day the best book on Animal Ecology. 



Wallace, A. R. — Tropical Nature. London and New York: 



Macmillan & Co. 189o. 

 Wallace, A. R. — Ceographical Distribution of Animals. 2 vols. 



London: Alacmillan & Co. 1879. 

 Beddard, F. E. — Text-book of Zoogeography. Cambridge (Eng.) 



Scientific Series. 189.5. 



D. WORKS DEALING CHIEFLY WITH ANATOMY AND 

 EMBRYOLOCY 



Parker, T. J., and W. A. Haswell. — Text-book of Zoology. 2 vols. 



Many illustrations. New York : The Macmillan Co. 1897. 

 Parker, T. J., and W. A. Haswell. — Manual of Zoology. Adapted 



for use of American Schools and Colleges. 563 pp. 327 figs. 



New York : The Macmillan Co. 1900. 

 Rolleston, G., and W. H. Jackson. — Forms of Animal Life. 1888. 

 Lang, A. — Text-book of Comparative Anatomy. Translated by 



Bernard. 2 vols. New York : The Macmillan Co. 1896. 

 Brooks, W. K. — Handbook of Invertebrate Zoology. For labora- 

 tories and seaside work. Boston: S. E. Cassino. 1882. [May 



be purchased of Bradlee Whidden, Boston.] 

 Korschelt, E., and K. Heider. — Text-book of the Embryologj' of 



Invertebrates. 3 vols. New York : The Macmillan Co. 



1899. 

 Balfour, F. M. — A Treatise on Comparative Embryology. In 2 



vols. London : Macmillan & Co. 1880-81. 



Although decidedly out of date, yet gives the l>est general discussion 



in English of the subject. 



Hertwig, O. — Text-book of the Embryology of Man and Mammals. 

 Translated by E. L. Mark. New York: Macmillan, 1892. 



