COEYPHODON. 
245 
third. The distal inferior keel is obsolete. The phalanges are wider than 
long; those of the second place being merely transverse, very open V-shaped 
pieces. The nngiial phalanges are, as usual, wider than long, with a narrow 
distal margin and produced lateral angles. 
Measurements of hind limb. 
M. 
Diameter of the astragalus- 
Elevation of the inner side of the femoral condyles. . 0. 088 
Width of' the femoral condyles .... 0. 080 
Length of the patella.-...-. 0.110 
Width of the same........ 0. 054 
Length of the tibia ...... 0.284 
Length of the internal malleolus... 0. 015 
Width of the same... . . 0. 038 
Length of the fibula... 0. 240 
Width of the proximal face of the fibula... 0.035 
Width of the distal face of the fibula... 0.040 
Length of the calcaneum..... 0. 081 
Width at the base of the free portion.. 0. 031 
Width anteriorly..... 0. 072 
Width of the cuboid facet of the calcaneum...... 0.028 
transverse... 0.075 
(antero posterior..... 0. 050 
(external longitudinal. 0. 020 
median longitudinal. 0. 036 
Width of the cunei-cuboid facet of the astragalus.... 0. 022 
Width of the navicular facet of the astragalus..... 0. 042 
T v-u i XU u inner border........ 0.020 
Length of the cuboid j . ^^3 
Width of tJie cuboid..... 0.040 
r an tero- posterior... 0. 024 
Diameter of the ectocuneiform ^ transverse.... 0.025 
( longitudinal in front... 0. 020 
! antero posterior. 0.028 
transverse... 0. 022 
longitudinal in front .. . 0. 016 
! antero posterior. 0.021 
transverse... 0. 016 
longitudinal in front... 0. 025 
Length of the navicular in front.... 0.012 
S transverse. 0.047 
antero posterior internal... 0. 044 
an tero-posterior median... 0. 019 
Length of the third metatarsus. 0. 065 
Length of the fourth metatarsus... 0. 056 
Length of the fifth metatarsus..... 0. 035 
Proximal transvei se diameter of the first metatarsus.. 0.023 
