LIST OF ILLUSTRATIONS 



Fig. 



I. 



2. 



3' 



4- 

 5- 



9- 



lO. 



II. 



12. 



13- 



14. 



15- 

 16. 



17- 

 18. 



19- 

 20. 

 21. 

 22. 



23- 



24. 

 25. 

 26. 

 27. 

 28. 



29. 



Skull and Vertebral Column of Frog 



Shoulder Girdle of Frog .... 



Fore Limb of Frog 



Hind Limb of Frog .... 



Typical Fore and Hind Limbs of Pentadactyle Vertebrate 



Transverse Section of Body of Frog 



Heart and Truncus Arteriosus of Frog . 



Arteries of Frog . ... 



Venous System of Frog .... 



Spinal and Sympathetic Nerves of Frog . 



Brain and Cranial Nerves of Frog 



Right Membranous Labyrinth of Frog's Ear 



Red and White Blood Corpuscles of Frog and Man 



Stratified, Pavement, Ciliated, and Columnar Epithelia 



Sensory Epithelia .... 



Nerve Ganglion Cells and Nerve-Fibre 



Unstriped Muscle-Fibre .... 



Embryonic Striped Muscle-Fibre and Cardiac Muscle^ 



Fibre ... . . 



Areolar Connective Tissue 

 Hyaline Cartilage 



Structure of Bone .... 



Adipose Tissue ..... 

 Diagrams of the Essential Phenomena of Mitosis 

 Spermatogenesis in Ascaris megalocephala 

 Maturation of the Ovum in Ascaris megalocejphala 

 Segmentation of the Frog's Ovum 

 Sections through segmenting Ovum of Frog 

 Amoeba proteus, and Nuclear Division in Amoeba crystal' 



ligera ..... 



ActinosphsErium Eichornii 



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