270 



MKMOIRS OF THE NATIONAL ACADEMY OF SCIENCES. 



TABLE LXXVII. Plati/cnemia. Indices <>f tntnsrm-c section of shaft of tibia in 



rui-rs in tin- Army Medical Museum. 



skeletons of 



Races. 



No. of 

 specimen. 



White 



Do 



Negro 



Do 



Do 



Do..'. 



Do 



Do 



Mulatto 



Do 



Mexican 



Mahlemut Eskimo. 



_Yor/ft American Indians. 



Alaskan 



Do 

 Apacjie 



Do 



Arapaho 

 Bannock 

 Cheyenne 



Do 



Do 



Chippewa 

 Choctaw 



Do 



Comanche 

 Dakota 

 Modoc 



Mound-builders: 

 From I )akota 



From Mississippi ____ 



Do ............. 



Navajo ................ 



Pawnee 



Pah Ute.... 



Do.... 

 Sioux 



Do.... 



Do.... 



Do.... 

 Brule Sioux 



Do...:.... 



Do 



Do 



Do 



Do 



Do 



Do 



Do 



Do 



Do 



Do 



Ogalalla Sioux . 

 Do... 



Do 



Do 



Sisseton Sioux . 



Do 



Do 



"i anUton Sioux . 



5433 



6414 



662 



2037 

 2041 

 2103 

 3301 

 5432 

 1835 

 2040 

 1834 

 756 



814 



938 



1473 



1530 



lilil'l 



2133 



2036 



2066 



6966 



1257 



622 



623 



1000 



945 



6287 



165 

 1121 



400 

 644 



788 



778 



963 



964 



13 



2046 

 2071 

 2072 

 1852 



1895 

 1896 

 1897 

 1898 

 1899 

 1900 

 1901 

 2061 

 2062 

 2063 

 2068 

 1851 

 1853 



1854 

 1856 



Sex. 



IJijjlit. tibia. 



rior 

 dimen- 

 sion. 



Lateral 



dillM-ll- 



sion. 



M. 



304 



27 



301 



34 



35 



30 



354 



35 



31 



26 



30 



38* 



34 



27 



34 



37 



334 



324 



41 



344 



33 



324 



314 



38 



404 



35 



384 



42 



424 



33 



33 



32 



35 



30 



364 



31 



34 



324 



34 



48 

 80 



414 

 28 



36 



27 



F. 31 



1790 F. 



1791 I. 



1 7!H' M. 



iii'i; M. 



324 



264 



30 



40 



38 



23 



23 



19 



224 



264 



274 



22 



27 



25 



23 



21 



20 



23 



184 



24 



23 



284 



23 



25 



244 



I'l' 



20 



21 



19 



274 



234 



244 



244 



30 



24 



214 



234 



21 



17 



2*4 



24 



234 



24 



25 



344 24 



364 27 



35 ! 27 

 41 



28 



23 



214 

 384 : 21.1 

 35i 244 

 264 

 I'll 

 244 

 21 

 204 



214 

 194 

 22 

 23 



284 

 25 



Index. 



80.70 

 75.40 

 70. 37 

 73. 77 

 77.IU 

 78.57 

 73.33 

 76.05 

 71.42 

 74.19 

 80/76 

 66.66 



53.24 

 67.64 

 68.51 

 70.58 

 62.16 

 85.07 

 70.76 

 60.97 

 71.01 

 66.66 

 61.53 

 66.66 

 67.85 

 67.90 

 67.14 



63.63 



58. 33 

 70. 58 

 72.72 

 65.15 



73.43 

 60.00 

 56.66 

 67.12 

 77.41 

 69.11 

 73.84 

 73.52 



69.56 

 73.97 

 77.14 

 68.29 

 53.48 

 71.66 

 63.63 

 69.01 

 63. 85 

 76.78 

 68.05 

 77.77 

 66.12 



66.15 

 73.58 

 73. 33 



57. 50 

 75.00 



Left tibia. 



Antero 

 poste- 

 rior 

 dimen- 

 sion. 



29 



28 



38 



33 



35 



354 



31 



354 



344 



32 



26 



29 



3-14 



294 



33 



384 



32 



334 



42 



35 



34 



314 



304 



28 



404 



35 



384 

 394 

 394 

 344 

 34 



314 



35 



284 



36 



31 



35 



334 



344 



36 



37 



36 



41 



424 



30 



38 



35 



384 



29J 



33 



27 



32 



27 



30.} 



384 

 36 



Lateral 

 dimen- 

 sion. 



23 

 23 



194 



224 



27 



274 



22 



2(5} 



24 



234 



214 



204 



Index. 



Kemarks. 



224 



20 

 234 



244 



30 



23 



23 



25 



234 



214 



21 

 19 



27 

 22 



25 



244 

 274 

 25 

 224 



214 



22 



17 



25 



24 



234 



234 



23 



23 



29 



254 



27 



234 



21 



24 



234 



274 



22 



244 



204 



204 



214 



20 



22 



24 



29 



35 



79.31 

 82.14 

 69.64 

 68.18 

 77.14 

 77. 4ti 

 70.96 

 74.64 

 69.56 

 73.43 

 82.69 

 70.68 



65.21 

 67.79 

 71.21 

 63.63 

 93.75 

 68.65 

 54.76 

 71.42 

 69.11 

 68.25 

 68.65 

 67.85 

 66. 66 

 62.85 



64.93 

 62.02 

 69.62 



72. Hi 

 66.17 



68. 25 

 62.85 

 59.64 

 69.44 

 77.41 

 67.14 

 70.14 

 66.66 



63.88 

 78.37 

 70. 83 

 65.85 

 55.29 

 70.00 

 63.15 

 67. 14 

 71.42 

 74.57 

 74.24 

 75. 1)2 

 111. (Ml 



65.15 

 74.0 

 72.13 

 62.33 

 75. 32 

 69. 44 



Hunchback. 



15 years of age. 

 70 years of age. 



Barely mi adult. 

 Hunchback. 



Youth. 



Hunchback. 



Adolescent. 



IJight foramen abnormal ; 

 measurement taken on a 

 level to correspond with 

 foramen of opposite side. 



Left foramen abnormal: 

 measurement taken on a 

 level to correspond with 

 foramen of opposite side. 



30 years of age. 



Adolescent. 



Adolescent. 



About 15 years of age. 



Left foramen abnormal; 

 measurement taken on a 

 level to correspond with 

 foramen on opposite side. 



About 16 years of age. 



