J76 LIST AND DESCRIPTION OF PLATES. 



Fig. 12, page 19. The Spine of the Pecary. 1, the button, neck, and a small part of 

 the shaft ; 2, a transverse section of the button , 3 and 4, transverse sections of the shaft ; 

 5, a longitudinal section of the cortex; 6, the termination of the shaft; 7, a longitudinal 

 section of the stellated figure, No. 4. 



Fig. 13, page 21. The Whisker of the Possum; a and b, the stalk, (with its posterior 

 extremity perforated, and no button;) c and d, transverse sections of the same, (showing 

 the large canal in the centre.) 



Fig. 14, page 22. A longitudinal section of a Bristle, (showing the disrupted fibres of 

 the interior.) 



Fig. 16, page 25. A transverse section of the Tail of the Hippopotamus, (showing the 

 ends of the fibres.) 



Fig. 16, 2, page 25. A transverse section of the Tail of the Elephant. 



NOTE. These two last figures ought to have been numbered "15." In consequence of 

 this mistake, No. 16 has to be repeated in Chapter II. 



CHAPTER II. 



Fig. 16 a, page 27. Button of one of the Oval-Haired Species as it appeared imme- 

 *ately after it was drawn (showing the cells.) 



Fig. 16 b, page 27. The same as it appeared after it had been drawn a few days. 



Fig. 17, page 27. Another Button on a Hair from the same Head. 



Fig. 18, page 27. A Hair drawn out of the Biitton, (showing the posterior portion of 

 the shaft.) 



Fig. 19, page 28. A Button upon a Hair that fell out. 



Fig. 21 1, page 28. Button of a Female pure American Indian's Hair. 



Fig. 21 2, page 28. Button of a Male pure American Indian's Hair. 



Fig. 21 3, page 28. Another of the same. 



Fig. 22, page 28. Button of a pure African Pile. 



Fig. 24 1, page 29. Button of a Hair of the Meatus Auditorius Externus. 



Fig. 242, page 29. Another from the same; a, a vessel; b, a portion of the disrupted 

 issue. 



Fig. 25 1, page 29. Button of the Supercilium of a very fat person; a, a part of the 

 shaft; b, the button; c, a part of the follicle; d, a portion of the disrupted tissue. 



Fig. 252, page 29. Another of the same, (with two vessels at the posterior extremity.) 



Fig. 26 , page 30. Button of the Cilium. (This specimen has been artificially 

 deprived of the greater part of the coloring matter, so as to exhibit the interior arrange- 

 ment.) 



Fig. 26 b, page 30. A Hair of the Cilium, drawn out of the Button, (showing the 

 cortex, and a small portion of the disrupted tissue.) 



Fig. 27, page 30. Button of a Hair of the Nasal Fossae. It is sub-oval; the neck is 

 distorted ; a, the shaft ; b, marked with transverse striae ; c, a portion of coloring matter in 

 the centre. 



