Frank E. Lutz, "Fieldbook of Insects." 



J. W. Folsom, "Entomology with special reference to its Biological and 



Economic Aspects." 



Riley and Johannsen, "Handbook of Medical Entomology." 

 W. T. Caiman, "The Life of Crustacea." 

 R. W. Hegner, "The Germ-Cell Cycle in Animals." 



W. E. Agar, "Cytology, with Special Reference to the Metazoan Nucleus." 

 L. Doncaster, "An Introduction to the Study of Cytology." 

 L. W. Sharp, "Introduction to Cytology." 



C. Hill, "A Manual of Normal Histology and Organography." 

 Krause-Schmahl, "A Course in Normal Histology." 

 W. E. Castle, "Genetics and Eugenics." 



E. G. Conkin, "Heredity and Environment in the Development of Man." 

 C. B. Davenport, "Heredity in Relation to Eugenics." 



East and Jones, "Inbreeding and Outbreeding." 



H. E. Walter, "Genetics." 



T. H. Morgan, "A Critique of the Theory of Evolution." 



S7~JT~Holme!;7 "The Evolution of Animal Intelligence." 



M. F. Washburn, "The Animal Mind." 



H. S. Jennings, "Behavior of the Lower Organisms." 



Eric Wasmann, "Instinct and Intelligence in the Animal Kingdom." 



James Johnstone, "The Philosophy of Biology/' 



A. D. Darbishire, "An Introduction to a Biology and Other Papers." 

 Vernon L. Kellogg, "Darwinism Today." 



Wm. A. Locy, "Biology and Its Makers." 



H. F. Osborn, "From the Greeks to Darwin." 



C. E. and E. A. Bessey, "Essentials of College Botany." 



Bergen and Davis, "Principles of Botany." 



C. S. Gager, ''Fundamentals of Botany." 

 Wm. C. Stevens, "Plant Anatomy." 

 Strasburghers "Textbook of Botany." 



D. H. Campbell, "A University Textbook of Botany." 

 Coulter, Barnes, and Cowles, "Textbook of Botany." 



I. F. and W. D. Henderson, "A Dictionary of Scientific Terms." 



On Kmbryology 



F. R. Lillie> "The Development of the Chick." 

 W. E. Kellicott, "Chordate Development." 



B. M. Patten, "The Early Embryology of the Chick." 

 Prentiss and Arey, "Textbook of Embryology." 



On Comparative Anatomy 



G. C. Bourne, "An Introduction to the Study of Comparative Anatomy." 

 J. S. Kingsley, "Comparative Anatomy of Vertebrates." 



L. Vialleton, "Elements de Morphologic des Vertebres." 



Schimkewitch, "Lehrbuch d. vergl. Anatomic d. Wirbelthiere." 



H. H. Newman, "Vertebrate Zoology." 



H. W. Wilder, "History of the Human Body." 



Parker and Haswell, "A Textbook of Zoology." 



L. H. Hyman, "A Laboratory Manual for Comparative Vertebrate Anatomy." 



H. S. Pratt, "A Course in Vertebrate Zoology." 



Reighard and Jennings, "Anatomy of the Cat." 



Davison and Stromsten, "Mammalian Anatomy, with special reference to 



the Cat." 



O. C. Bradley, "A Guide to the Dissection of the Dog," 

 Hans Gadow, "Amphibia and Reptiles." 



