- The Tasmanian 'Mountain Shrimp'
- The Swarm spirit
- The Surinam Toad
- The Surface of the Left Cerebral Hemisphere, Cerebellum,and Medulla Oblongata.
- The Striped Zebra of Africa
- The Starling. One of the Talking Birds
- The Spine
- The Skull and Brain-Case of Pithecanthropus
- The Skull
- The short strap in use
- The short and the long straps
- The Sea-slater (Ligia oceanica)
- The Savage Florida Alligator
- The Sangu, or Abyssinian Ox
- The Saiga-Antelope (Saiga tartarica)
- The root of the left lung
- The right auricle and ventricle laid open
- The Rhesus and Entellus. (1 Kings 10. 22)
- The Retina in Vertical Section
- The regions of the abdomen and their contents
- The Red-footed Falcon
- The Pursuit
- The Polar, or great white bear
- The Polar bear and her cubs
- the pine just starting out in the world, with its six seed leaves
- The Phyllosoma Larva of the Common Spiny Lobster
- The Otter, One of Nature's Fishers
- The Number of the Chromosomes
- The Norwegian Deep-water Prawn (Pandalus borealis), Female
- The Nauplius Larva of a Species of Barnacle of the Family Lepadidæ, showing greatly-developed Spines
- The Musk-Ox (Ovibos moschatus)
- The Mocking Bird. No other Bird has such Versatile Vocal Powers
- The Microcosm
- The Mehari, or racing Camel
- The Locust
- The Lion and his Den. (Ezek. xix. 2)
- The Lion
- The layers of the head
- The King or Imperial Eagle
- The Italian tarantula
- The Human brain
- The human brain
- The house or typhoid fly (Musca domestica)
- The Horse lying down
- The Horse
- The Heart cut in the Plane of its Long Axis, and the Vessels which open into and out of it
- The Growth and Migration of Granules of the Cerebellum
- The Gribble (Limnoria lignorum)
- The Great Auk
- the fruit of the poppy
- The fruit of the dandelion is the silvery puffball
- the fruit of Solomon’s seal
- the fruit cluster of the aster
- The Freshwater Jelly-fish of Regent’s Park (Limnocodium Sowerbii)
- The Freshwater Jelly-fish of Lake Tanganyika
- The Formation of an Image by the Refracting Media of the Eye
- The flowers of the partridge vine
- The Flipper of a Whale compared to the hand of man
- The first printed picture of dissection
- The first picture of dissection in an English-printed book