5 
NOS. 
52. Extremely fine part of a Mastodon, with 2 teeth on one side 
and 1 on the other. 
53. Ditto With 2 teeth on each side. 
54. Left upper jaw with 3 teeth. 
55. Right upper jaw with 3 teeth. 
56. Ditto, a young animal with 2 teeth. 
57 and 58. Portion of an upper jaw with half a tooth and a tooth 
belonging to the opposite side of the same: these belong to 
an undescribed Mastodon species. 
59. Left upper jaw with 3 teeth. 
60 and 61. Points of the tusks of a large Mastodon. 
62. Tusks of a Mastodon full length. 
63. Tusk of a Tetracaulodon Tapyroides full length. 
64 and 65. Portions of the tusks of a very large Mastodon. 
66. Point of a large Missourium tusk. 
67 and 68. Portions of Mastodon tusks. 
69 to 90. Various Mastodon teeth of adult animals. 
91 to 99. Young Mastodon teeth. 
100 to 102. Front teeth of Tetracaulodon Tapyrodies. 
103 to 105. Front teeth of the Missourium. 
106 to 121. Teeth of the Deer, Elk, Buffalo, &c. 
BONES OF THE ORECTIROTERIUM MISSOURIENCES. 
122 and 123. The humerus or fore arm. 
124 and 125. Tibia or shin-bone of the same. 
126. Ditto ulna. 
127. Ditto Sternum. 
128 to 130. Ditto portions of the os sacrum. 
131 to 136. Ditto cervical vertebra. 
137 to 148. Ditto various vertebras of the same animal. 
149 to 154. Ditto portions of ribs. 
155. Ditto oscalsis. 
156 to 165. Ditto metticarpil bones. 
166 to 171. Ditto phalanges. 
172 to 189. Ditto teeth. 
190 and 191, Ditto fragments of lower jaws with teeth. 
192 and 193. Ditto, fragments of upper Jaws with teeth. 
