RODENTIA-LEPORIDAE-LEPUS AMERICANUS. 
,081 
Measurements from fresh specimens. 
No. 316. 
No. 317. 
Inches. 
3. 50 
Inches. 
3. 25 
1. 66 
1. 58 
3.17 
3. 00 
19. 50 
16. 00 
end of outstretched hind legs_ 
28. 25 
25. 84 
Tail from root to end of vertebrae-_. _ __-__ 
1. 58 
1. 33 
hairs _ « _ _ ___ 
2. 42 
1. 75 
Ears, height, posteriorly_______ 
3. 58 
3. 42 
anteriorly____ 
3. 33 
3. 08 
internally above skull___ 
3. 00 
2. 84 
width- - - __-----------_-__ -------_-------_ 
2. 00 
1. 75 
Arm, between claws, across shoulders_,_ 
21. 00 
19. 75 
length of fore arm - -- -- -- --_-___-_____- 
3. 58 
3. 08 
from elbow to end of claws_-_ 
6. 08 
5. 50 
from fore foot to end of claws_, ____ 
2. 50 
2. 58 
longest claw___ 
. 33 
. 33 
Leg, from knee joint to end of claws_ 
10. 25 
8. 50 
tibia_ 
5. 42 
4. 58 
hind foot from heel to end of claws_..._...._ 
5. 50 
4. 84 
longest claw_____ 
. 50 
. 25 
Weight_____ _ 
3£ lbs. 
3 lbs. 
Measurements of skulls. 
w. 
12 3 6 
3 16* 
Inches. 
lOOths of 
length. 
Inches. 
lOOths of 
length. 
Total length_,_... 
2.77 
1.00 
3. 09 
1. 00 
Greatest width. 
1. 46 
.53 
1.55 
.56 
Distance between orbits_ 
.71 
.25 
.83 
.27 
Nasal bones, length...... 
1. 08 
.37 
1.21 
.39 
width behind..... 
.65 
.23 
.62 
.20 
before...... 
.44 
.16 
.42 
.14 
Upper incisors, from front to molars... 
.82 
.29 
.96 
.31 
hinder margin of palate. 
1.16 
.42 
1. 30 
.42 
height... 
.28 
.10 
.30 
.10 
width between external edges_ 
. 16 
.06 
.27 
.09 
Upper molars, length taken together_ 
.52 
. 19 
.56 
. 15 
distance between.. 
.50 
. 18 
.46 
.15 
Lower jaw, length....... 
2.11 
.76 
2. 42 
.78 
height... 
1.30 
.47 
1.49 
.48 
arc. 
2.21 
.79 
2. 50 
.80 
