The quadrupeds of North America, New York, V.G. Audubon, 1851-54. mammals, North America, rat, John James Audubon, John James Audubon, John Bachman, John Woodhouse Audubon, pseudostoma douglasii, Columbia pouched rat, taxonomy: trinomial= thomomys talpoides douglasii, thomomys talpoides, northern pocket gopher, The illustration features three reddish-brown rodents, likely portrayed in their natural habitat. Two of the creatures are partially emerging from a burrow, while the third sits in the foreground, seemingly alert. Surrounding them are tufts of grass and sparse vegetation, with a distant landscape visible in the background, suggesting a rural or open environment. The title, 'Columbia Pocket Gopher,' is elegantly displayed at the bottom, alongside details about the artist and plate number, indicating its origin from a scientific or naturalistic study.