62 



GUIDE TO THE FOSSIL MAMMALS AND BIRDS. 



Pier-ease 

 41. 



elongated face, and as its neck was longer than that of a 

 modem elephant, it would be able to reach the ground with 

 the front of its mouth. The general shape of the animal is 

 •well shown by a partially restored skeleton in the Paris 

 Museum, of which a photograph is placed on the wall near 

 Pier-case 41 (see also Fig. 55). 



Pig. 55.— Skeleton of Tetrabelodon angustidens, from the Middle Miocene 

 of Sansan, Prance ; greatly reduced. (After A. Gaudry.) 



Pig. 56. — Left upper milk-molars of Tetrabelodon longvrostris, from the 

 Lower Pliocene of Eppelsheim, Hesse-Darmstadt ; nat. size. (After 

 A. Gaudry.) 



Wall-case 



43. 



Case C. 



Dinotherium, a contemporary of Tetrabelodon, with smaller, 

 simpler and more numerous grinding teeth, has the bony 

 symphysis of its mandible bent downwards and the terminal 

 lower tusks curved backwards. The only known skull of 

 this animal, with a plaster cast of the mandible (Fig. 57) 

 from the Lower Pliocene of Eppelsheim, Hesse-Darmstadt, 

 is mounted in a special Case marked C ; and teeth (Fig. 58) 



