- Spirochæta gallinarum. After Hindle.
- Ornithodoros moubata
- Trypanosoma brucei
- Filaria in the muscles and labium of Culex
- Stomoxys calcitrans - adult, larva, puparium and details
- The house or typhoid fly (Musca domestica)
- Larva of a flesh fly (Sarcophaga) - Caudal aspect - Anterior stigmata. Pharyngeal skeleton
- Dermatophilus penetrans
- Larva of Xenopsylla cheopis
- Larva of Auchmeromyia luteola
- Culicoides guttipennis - mouth parts of adult
- Culex larva showing details of external structure
- Pharyngeal syringe or salivary pump of Fulgora maculata
- Empress of China climbing rose
- The Otter, One of Nature's Fishers
- The Striped Zebra of Africa
- The White Yak of the Asiatic Mountains
- The Alpine Ibex. Note the Curiously Knobbed Horns
- A Pair of Angora Goats
- The Black Swan of Australia
- The Mocking Bird. No other Bird has such Versatile Vocal Powers
- A Gray Parrot on His Perch. Waiting to Speak His Piece
- The Starling. One of the Talking Birds
- The Common Hedgehog with his Battery of Spines
- The Three-banded Armadillo. An Animal in a Coat of Mail
- A Hooded Peregrine Falcon. Its eyes are covered by the hood until the game is in sight
- The Savage Florida Alligator
- The Cormorant, the Fishing Bird of China
- The Albatross swooping over the ocean waves
- Deerhound
- 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
- Skeletons of the Gibbon, Orang, Chimpanzee, Gorilla, Man
- The Skull and Brain-Case of Pithecanthropus
- Nautilus
- Early Life-History of the Salmon
- Diagram of amœba
- Volvox
- Proterospongia