Tetrabelodon angustidens C\xy. Entire skeleton 1-26 natural 
size, restored by Gaudry. From the Miocene of France. 
From Gaudry " Enchainements du Regne Animal." 
Plate XIII. 
Tetrabelodon euhypodon Cope, mandibular ramus from above 
and in profile, one-eighth natural size. From the Loup Fork 
bed of Kansas. Original. 
Plate XIV. 
Elephas primigenius columbi Falc. Cranium. From Plisto- 
cene of Texas, 1-7.7 natural size. Original in Mus. E. D. 
Cope. The white spaces are light-colored bone, except at 
ends of premaxillaries, which are plaster. 
Plate XV. 
Outlines of crania of Proboscidia, much reduced ; from 
Falconer ; front views. 
Fig. I, Dinotherium giganteum. Fig. 2, Mastodon a 
canus. Fig. 3, Dibelodon cordillerarnm. Fig. 4, Mastodon per- 
imensis. Fig. 5, Mastodon sivalensis. Fig. 6, Elephas boinbi 
frons. Fig. 7, Elephas ganesa. Fig. 8, Elephas insignis, in- 
eluding a and b, very young. Fig. 9, Emmenodon plaftifrons. 
Fig. 10, Elephas africanns. Fig. 11, Elephas meridionalis. 
Fig. 12, Elephas hysudricus. Fig. 13, Elephas namadicus. 
Fig. 14, Elephas indicus, including a, var. mukna, and b, young. 
Fig. 15, Elephas primigenius, after Fischer. 
Plate XVI. 
Outlines of crania of Proboscidia, much reduced; from 
Falconer; profiles. 
Fig. I, Dinotherium giganteum, irom Kaup. Fig. 2, Masto- 
don americanus. Fig. 3, Tetrabelodon angustidens, after De 
Blainville. Fig. 4, Dibelodon cordiller arum. Fig. 5, Mastodon 
pefimensis. Fig. 6, Mastodon sivalensis. Fig. 7, Mastodon 
arvernensis, from Nesti. Fig. 8, Tetrabelodon longirostris. 
