- Ryley, Charles Reuben
- Portrait (taller)
- McGill University Library, The Internet Archive
- Museum Leverianum
- Shaw, George
- London: James Parkinson, 1792
- Open Library:
- View record
Watercolor sketch made to be later engraved and included as an illustration to the entry on the “variegated baboon,” currently known as mandrill (Mandrillus sphinx).
The plate was engraved by William Skelton (1763–1848).
Keywords: 1790s, 18th century, Cercopithecidae, color, mammal, monkey, sketch