LIST OF ILLUSTRATIONS 



PAGE 



Fig. I. Skull and Vertebral Column of Frog ... 25 



,, 2. Shoulder Girdle of Frog . . . . .29 



,, 3. Fore Limb of Frog ... . . 31 



,, 4. Hind Limb of Frog ". . . . . 34 



, , 5. Typical Fore and Hind Limbs of Pentadactyle Vertebrate 36 



,, 6. Transverse Section of Body of Frog .'.-. . 39 



,, 7. Heart and Truncus Arteriosus of Frog ... 47 



,, 8. Arteries of Frog . , . '. . 50 



,, 9. Venous System of Frog ..... 53 



10. Spinal and Sympathetic Nerves of Frog ... 59 



,, ii. Brain and Cranial Nerves of Frog . . 64 



,, 12. Right Membranous Labyrinth of Frog's Ear . . 70 



,, 13. Red and White Blood Corpuscles of Frog and Man . 74 



,, 14. Stratified, Pavement, Ciliated, and Columnar Epithelia . 84 



,, 15. Sensory Epithelia . . . 89 



,, 16. Nerve Ganglion Cells and Nerve-Fibre . . .91 



,, 17. Unstriped Muscle- Fibre ..... . . 95 



,, 1 8. Embryonic Striped Muscle- Fibre and Cardiac Muscle- 

 Fibre .... . . . , 98 



,, 19. Areolar Connective Tissue ; ' . . . , 100 



,, 20. Hyaline Cartilage .... . . . 102 



., 21. Structure of Bone ... . . . 105 



,, 22. Adipose Tissue . ... . . 108 



,, 23. Diagrams of the Essential Phenomena of Mitosis . 113 



,, 24. Spermatogenesis in Ascaris megalocephala . . 119 



,, 25. Maturation of the Ovum in Ascaris megalocephala . 121 



,, 26. Segmentation of the Frog's Ovum . . . 123 



,, 27. Sections through segmenting Ovum of Frog . . 124 



,, 28. Amoeba proteus, and Nuclear Division in Amoeba crystal- 



ligera . . . . . . 128 



,, 29. Actinosphaerium Eichornii . . . 139 



