APPENDIX 



LIST OF BOOKS RECOMMENDED FOR THE FURTHER STUDY 

 OF ZOOLOGY TO THE READERS OF THIS BOOK 



The works of Darwin are alluded to in the text. This list is 

 arranged in order of complexity, beginning with the most 

 elementary text-books. 



Lesson in Elementary Biology. T. Jeffrey Parker. 



A Junior Course of Practical Zoology. A. Milnes Marshall and 

 C. Herbert Hurst. 



The Frog: An Introduction to Anatomy, Histology, and Embry- 

 ology. A. Milnes Marshall. 



An Introduction to the Study of the Comparative Anatomy of 

 Animals. G. C. Bourne. 



Text-Book of Zoology. J. Arthur Thomson. 



Text-Book of Zoology. A. E. Shipley and E. W. MacBride. 



Vertebrate Embryology. A. Milnes Marshall. 



Students 1 Text-Book of Zoology. A. Sedgwick. 



Text-Book of Comparative ' Embryology. Vol. I, " Invertebrata 

 and Protochordata" (in the press). E. W. MacBride. 



The Cambridge Natural History, Vols. I-X. 



91 



