Description of an entire head and various other bones of the Mastodon
By: by William E. Horner... and Isaac Hays....
Contributors: Hays, Isaac, 1796-1879.
Publisher: s.n.
Published: 1843
Place of publication: [Philadelphia
Language: eng
Number of pages: 48
Subjects: Paleontology.; Mastodon.
Notes: From p.[1]: "Read October 2, 1840".

From: Transactions of the American Philosophical Society, Vol.8, 1843.

Caption title.