The American mastodon with mandibular tusks
By: by Erwin Hinckley Barbour.
Series: Bulletin / Nebraska State Museum -- v. 1, no. 19; Bulletin (University of Nebraska State Museum) -- v. 1, no. 19.
Publisher: University of Nebraska
Published: 1931
Place of publication: [Lincoln]
Language: eng
Number of pages: 170
Subjects: Mastodons
Notes: Caption title.

"March, 1931."