The ground sloth group in the American museum of natural history
Publisher: The Museum
Published: 1913
Place of publication: New York
Language: eng
Subjects: Sloths
Notes: Cover title.

"By W.D. Matthew."-p. 3.

"Reprinted, with additions, from the American museum Journal, Vol. XI, no. 4, pages 113-119, April, 1911."