- Wing of a Bird, Showing the Arrangement of the Feathers
- An Eight-Armed Cuttlefish or Octopus Attacking a Small Crab
- Surinam Toad (Pipa Americana) with Young Ones Hatching out of Little Pockets on her Back
- The Skull and Brain-Case of Pithecanthropus
- Nautilus
- Diagram of amœba
- Volvox
- Proterospongia
- Skeletons of the Gibbon, Orang, Chimpanzee, Gorilla, Man
- Early Life-History of the Salmon