APPENDIX. 



243 



must have been mueh larger than either the Ameri- 

 can Elk, or the Rein-Deer, The species is doubt- 

 less entirely extinct.* 



The uatne of " Jlmericanus" has been given to 

 this species. 



Is 



Wistar's Fossil Ox. 



In the paper above referred to^ Dr. Wistar de- 

 scribed the fossil skull of an ox, obtained from the 

 same locality, which he considered as nearly allied 

 to the Bison, Bos Americanus. The most remarka- 

 ble peculiarity of this skull, is the projection or con- 

 vexity of that portion of the facial or frontal surface 

 between the horns. The accompanying plate gives 

 a front and back view of this skull. The species 

 has been named " Bombifrons." 



Great Fossil Ox. 



The portion of the skull, and nucleus of the horn, 

 belonging to the valuable cabinet of the American 



* See American Philosophical Trans, vol. 1. new series, 

 p. 377. In the figures we have transferred from Wistar's 

 plate, the posterior and superior view of the skull is marked 

 with a *; the profile view with a !• 



