PLATE CCXXIV 



Left Calcaneum of the Type of Brontops eobustus Marsh 



Plate prepared under the direction of Professor Marsh. One-half natural size. (See p. 669) 



1, Anterosuperior view; 2, external view; 3, postero-inferior view; 4, proximal view; 5, distal view, a, Astragalar facet; o', sus- 

 tentacular facet; a", distal astragalar facet; c6, cuboid facet; /, fibular facet; t, tibial facet. The principal ligamentous and 

 muscular attachments of the calcaneum are given on pages 721, 722. 



