xviii THE STRUCTURE OF MAN 



FIO. PAGE 



19. "TAILED" CHILD, Moi, AGED TWELVE 29 



20. DIAGRAMMATIC RECONSTRUCTION OF THE TAIL END OF A 



HUMAN EMBRYO, length of trunk 8 mm. After F. Keibel . 30 

 20A. DIAGRAMMATIC RECONSTRUCTION OF THE TAIL END OF A 



HUMAN EMBRYO, entire length 4 mm. After F. Keibel . 30 



21. THE PELVIS, showing variations in sacrum, promontory, and 



associated parts . . . .... . .35 



22. A, TRANSVERSE SECTION OF THE THORAX OF A LOWER MAMMAL 



(OR OF THE HUMAN EMBRYO) ; B, THE SAME OF A MAN . 36 



23. DIAGRAMS OF THE VERTEBRAL AND COSTAL SKELETON. A, 



IN THE QUADRUPED ; B, IN MAN 37 



24. PART OF THE THORACIC, AND THE WHOLE LUMBAR, SACRAL, 



AND COCCYGEAL SECTIONS OF A YOUNG HUMAN VERTEBRAL 



COLUMN, dorsal aspect ; . 40 



25. DIAGRAM OF A TRANSVERSE SECTION OF THE HIP GIRDLE 



AND SACRUM : A, OF A SALAMANDER ; B, OF MAN, showing 

 detailed constituents . . . . . . . .41 



26. A, FIRST THORACIC SKELETAL SEGMENT, FOR COMPARISON WITH 



B, FIFTH CERVICAL VERTEBRA, OF MAN . . . . 41 



27. A, PORTION OF THE THORACIC SKELETON OF AN ADULT FEMALE 



POSSESSED OF A PAIR OF FREE CERVICAL RlBS. B, EXAMPLE 

 OF THE REDUCTION OF THE FIRST PAIR OF THORACIC RlBS, 



IN AN ADULT MALE . . . . . . . 42 



28. SHOULDER GIRDLE OF ORNITHORHYNCHUS . . . .46 



29. EPISTERNUM OF AN EMBRYO MOLE. After A. Gdtte . . 47 



30. EPISTERNAL VESTIGES IN MAN . . . . . .48 



31. A, SLIGHTLY DIAGRAMMATIC MEDIAN LONGITUDINAL SECTION 



THROUGH THE HEAD AND ANTERIOR PORTION OF THE TRUNK 

 OF A HUMAN EMBRYO, SEVENTEEN TO EIGHTEEN WEEKS OLD. 

 After W. His. B, EMBRYO TORPEDO, as seen by transmitted 

 light. After H. E. and F. Ziegler . . . ' . .49 



32. SKULL OF IMMANUEL KANT. After C. von Kupffer . . 50 



33. SKULL OF A CHILD SEVEN YEARS OLD ... 51 



34. SKULL OF AN AUSTRALIAN FROM THE MURRAY RIVER . .51 



35. SKULL OF A YOUNG ORANG-UTAN .... 52 



36. SKULL OF AN ADULT ORANG-UTAN . . . . . 52 



37. MEDIAN SECTIONS THROUGH THE HEAD OF A DEER, A 'BABOON, 



AND A MAN ...... 54 



38. A to C, VARIOUS FORMS OF THE os INCAE. D, E, DIAGRAMS 



OF THE BONES OF THE OCCIPITAL REGION IN THE EMBRYO. 



Partly after Ficalbi ...... 56 



