John James Audubon (1785-1851). Dusky Squirrel, Plate 117. The Viviparous Quadrupeds of North America.

Painted by John Woodhouse Audubon (1812–1862) with background likely by Victor Gifford Audubon (1809-1860)
Lithographed by J. T. Bowen &. Co.
Lithograph with hand color, paper dimensions: approximately 28 x 22 inches
From Vol. III, Part 24 of John James Audubon and John Bachman’s (1790-1875) The Viviparous Quadrupeds of North America.
New York: V.G. Audubon, 1845-1848.

Sciurus Nigrescens, Bennet. Dusky Squirrel.