1905.] 



Cord of the Macaque Monkey. 



129 



Table XVI. — Eatio of the Dorsal and of the Ventral Horns of the Grey 

 Substance to the Area of the Cross-section of the Cord taken as 

 Unity. 



Region of cord. 



Distance in cm. 



n_ i 



irom uppermost 



section of 



I Lumbar region. 



Dorsal horns 

 Area of cross- 

 section of cord. 



Mean. 



Ventral horns 

 Area of cross- 

 section of cord. 



Mean. 



Dorsal (thoracic) — 













VI 





— 



-0584 



— 



-0692 





XII 





— 



0-0690 



— 



-0960 





Lumbar— 















f 



Upper* 



0-142 



-0860 1 





0-11461 







i 



Middle... 



0-268 



"0845 [ 



-0871 



0-1118 





-1171 



i 



Lower 



-608 



-0907 J 





-1249 







f 



Upper 



-846 



-1029 | 







-1431] 







ii 



Middle... 



1 058 



-1039 





-1016 



1522 





-149 L 





Lower 



1 -302 



-0980 J 







-1522 . 







f 



TTpper 



1 -558 



-0934 1 







0-1821" 









Middle... 



1 681 



0922 1 





-0908 



-1911 



>■ 



1913 





Lower ... 



1 918 



-0869 | 







-2007 









" Upper ... 



2 -064 



-0826 " 







-2388 " 









Middle... 



2 -244 



-0905 



► 



0864 



-2686 





-2601 





Lower . . . 



2 -484 



-0861 







-2728 









Upper . . . 



2 -608 



-0874 " 







-2792 " 









Middle... 



2 -794 



0992 





0984 



3005 



► 



-2975 





. Lower . . . 



2 -944 



-1085 



r 





-3127 J 







"Upper ... 



3 -154 



-1202 " 







3182" 









Middle... 



3 205 



1209 



I- 



1267 



3039 





3058 





Lower ... 



3 328 



-1391 J 





-2052 









' Upper ... 



3 -450 



1608 







-2957 ' 







VI L « 



Middle... 



3 557 



-1770 





1692 



-2826 



> 



-2870 





Lower ... 



3 642 



-1700 







-2827 J 





Sacral — 

















' Upper ... 



3 -782 



1839' 







-2722 "] 







Middle... 



3-906 



2010 





1943 



2678 y 



2706 





Lower ... 



4 -057 



-1980 







-2717 









' Upper . . . 



4-197 



-1988 " 







-2707 ' 







"1 



Middle... 



4 "316 



-1927 





-1985 



-2714 





-2699 





Lower ... 



4-509 



-2040 







-2677 









Upper . . . 



4-623 



-1948 : 







"2688 ' 







III< 



Middle... 



4 -723 



-2145 





-2107 



-2638 





-2659 





Lower ... 



4 -858 



-2228 







-2653 









" Upper ... 



4-974 



-2310' 







-2606 " 







IV < 



Middle... 



5 -138 



-2373 



f 



-2336 



-2597 



\ 



-2601 





Lower ... 



5 -312 



-2325 







-2602 







Coccygeal — 















' Upper ... 



5-486 



-2565 " 







0-2695" 







I- 



Middle... 



5 -622 



-2572 



\ 



-2565 



-2720 



I 



-2705 





[ Lower ... 



5-726 



-2559 







-2700 









' Upper .;. 



5 -847 



-2658 ' 







-2467 " 







II 



Middle... 



5 -939 



-2656 



\ 



-2655 



-2552 



} 



-2498 





1 Lower . . . 



6 -058 



-2653 







-2477 









f Upper . . . 



6-174 



-2874 







-2216 







III 



I Middle.. 



6-278 



-2766 



f 



-2821 



-1992 



1 



-2041 





1_ Lower . . 



6 331 



-2823 







-1914 







