Ryskamp, Charles, ed. Nineteenth Report to the Fellows of the Pierpont Morgan Library, 1978-1980. New York : Pierpont Morgan Library, 1981, p. 204.
Jane Shoaf Turner, with contributions by Felice Stampfle, Dutch Drawings in the Pierpont Morgan Library: Seventeenth to Nineteenth Centuries, New York, 2006, cat. no. 153.
The inscription on the recto and verso explains that the "worm-eating bird is named Coximoyanex by the Indians" and that the "snake encircling him is called a rat-catcher."