I. Ape. Fig. 1. Orang Outang. Fig. 3. Long-armed Ape. Fig. 2. Pigmy. II. Baboons. Fig. 6. Giant Baboon. Fig. 5. Tufted Ape. Fig. 4. Barbary Ape. Fig. 7. Wood Baboon. Fig. 8. Dog-faced Baboon. An engraving of a dog-faced baboon, likely a colobine, sitting on the ground. It is holding a long, thin stick or branch in its right hand. The animal has a long, thin tail and a somewhat elongated face. III. Monkeys. Fig. 10. Mangabey. An engraving of a mangabey, a type of monkey, standing on all fours and facing left. It has a long, curved tail and a dark, shaggy coat. Fig. 11. Purple-faced Monkey. An engraving of a purple-faced monkey, possibly a spider monkey, sitting on a thick branch. It is holding onto the branch with its hands and has a long, thin tail. Fig. 9. Lion-tailed Baboon. An engraving of a lion-tailed baboon, likely a colobine, sitting on the ground and facing forward. It has a large, shaggy mane around its neck and a long, thin tail. Fig. 12. Egret Monkey. An engraving of an egret monkey, possibly a spider monkey, standing on a rocky outcrop. It is facing forward and has a long, thin tail. Fig. 13. Tull-bottom Monkey. An engraving of a tull-bottom monkey, possibly a spider monkey, standing on all fours and holding a branch. It has a long, thin tail and a shaggy coat.