PLATE VI. 
la-id. — Left astralagus seen from above. 
2a-2d. — The same seen from below. 
3«-3^. — Left navicular seen from above. 
4a~4d . — The same seen from below. 
i a, 2a, 3 a, 4 a. — Elephas antiquus Falconer, LTpnor specimen. 
lb, 2b, 3 b, 4 b. — Elephas primigenius Blumenbach. 
ic, 2 c, 3c, 4 c. — Elephas maximus Linne. 
ast., astragalar facet ; calc., calcaneal facet ; cub., facet for cuboid ; ec., ectal facet ; ectc., facet for ecto- 
cuneiform ; entc., facet for entocuneiform ; fib., fibular facet ; mesc., facet for mesocuneiform ; 
nav., navicular facet ; sus., sustentacular facet ; lib., tibial facet. 
All | natural size. 
