Chapter 1. Ultrastructure of Anterior Pituitary, Testis, Epididymis in Mammals -- Chapter 2. Electron Microscopic Observations of Testis in Normal and Experimental Rat and Bonnet Monkey (Macaca radiata) -- Chapter 3. Ultrastructure of Epididymis in Normal and Experimental Animals; Rats and Bonnet monkey (Macaca radiata) -- Chapter 4. A Summary of Placental Embrayology -- Chapter 5. Ultrastructure of Endotheliochorial Interhemal Membrane of the Indian Musk Shrew, Suncus murinus. Chapter 6. Ultrastructure of Interhemal Membrane in Some Bats -- Chapter 7. Ultrastructure of the Interhemal Membrane in Two Myomorph Rodents -- Chapter 8. Ultrastructure of Placental Barrier and Chorionic Leave of Bonnet Monkey (Macaca radiata).