Skeletons of Recent and Fossil Gymnogyps— Fisher 
231 
TABLE 5 
Length of the Phalanges of the Wing (mm.)* 
NO. 
SPEC¬ 
IMENS 
RANGE 
MEAN 
STANDARD 
DEVIATION 
COEFFICIENT 
VARIATION 
Digit I . 
f 5 
38.7-40.5 
39.7 ± .30 
.66 ± .21 
1.66it .52 
1 17 
39.1-42.6 
4l.0± .26 
1.06 ± .18 
2.59— .44 
Digit II, phalanx 1 .. 
\ 6 
52.1-54.0 
53.4± .23 
.56± .16 
1.05± .30 
l 74 
51.3-60.5 
54.8± .24 
2.03— .17 
3.70it .30 
phalanx 2 .... 
{ 4 
43.4-44.8 
43.9— .31 
.62 ± .22 
1.40 ± .50 
l 26 
47.0-52.9 
50.2± .32 
1.64± .23 
3.27 it .45 
Digit III. . ..... 
I 5 
34.0-36.2 
35.0± .35 
.79— .25 
2.26± .71 
1 17 
33.3-36.7 
34.8 ± .22 
.90 ± .15 
2.59 =t .44 
* First row of figures under each category pertains to californianus, the second row to amplus. 
TABLE 6 
Measurements (mm.) and Proportions of the Sternum* 
NO. 
SPEC¬ 
RANGE 
MEAN 
STANDARD 
COEFFICIENT 
IMENS 
DEVIATION 
VARIATION 
Length ..... 
f 8 
148-168 
158±2.20 
6.26± 1.5 
3.96 it .99 
l 5 
160-176 
168±2.10 
4.79— 1.51 
2.85± .90 
Keel length ... 
| 8 
126-148 
139±2.50 
7.20±1.8 
5.18±1.30 
( 9 
139-153 
147± 1.68 
5.05±1.19 
3.43it .81 
Keel height ... 
\ 8 
31-36 
33.5 it .47 
1.34 ± .34 
4.00 it 1.00 
X 12 
32.7-39.8 
35.6± .52 
1.79— .37 
5.03 ±1.03 
Anterior width .. 
! 7 
73-80 
75.5±1.08 
2.85± .76 
3.77 ±1.01 
l 6 
76-82 
79.4 ± .85 
2.07 it .60 
2.6l± .75 
PROPORTIONS OF THE STERNUM 
Keel length : length .. 
1 8 
83.1-91.7 
87.7± 1.10 
3.10± 
.78 
3.53 ± .88 
l 5 
87.1-94.2 
89.8± 1.19 
2.65± 
.84 
2.95 ± .94 
Keel height: keel length. 
f 8 
22.6-26.2 
24.2± .45 
1.28± 
.32 
5.29±1.32 
l 9 
23.1-26.9 
24.6± .46 
1.39± 
.33 
5.65±1.33 
Anterior width : length . 
{ i 
45.9-49.3 
45.3 
47.6± .49 
45.3 
1.30± 
.35 
2.73 ± .73 
* First row of figures under each category pertains to calif ornianus, the second row to amplus. 
TABLE 7 
Measurements of the Coracoid (mm.)* 
NO. 
SPEC¬ 
IMENS 
RANGE 
MEAN 
STANDARD 
DEVIATION 
COEFFICIENT 
VARIATION 
Length ...... 
Depth shaft .... 
Smallest width shaft.... 
Width of hear! 
( 22 
l 99 
1 24 
\ 100 
\ 24 
X 99 
\ 15 
X 100 
101-113 
111-128 
9.3-13.9 
10.9-15.8 
13.4-17.4 
14.8- 18.9 
19.9- 21.6 
20.0-23.5 
109 ± .63 
117± .36 
12.1± .24 
13.2 ± .09 
16.1 
16.7 
20.7 
21.9 
2.96± .45 
3.58± .25 
1.19± .17 
.94 ± .07 
2.72 ± .41 
3.06 ± .22 
9.83 ±1.42 
7.12± .50 
* First row of figures under each category pertains to calif ornianus, the second row to amplus. 
