Amphibians and Basal Tetrapods
- Prehistoric amphibian (List)
Arthropods
- Barnacles (List)
- Eurypterids (List)
- Malacostracans (List)
- Ostracods (List)
- Trilobite (List)
- Xiphosuran (List)
Birds
- Prehistoric bird
- Hesperornithes
Echinoderms
- Brittle stars (List)
- Crinoids (List)
- Echinoids (List)
- Sea cucumbers (List)
- Starfish (List)
- Stylophorans (List)
Fish
- Prehistoric fish
- Acanthodian (List)
- Bony fish (List)
- Cartilaginous fish (List)
- Jawless fish (List)
- Placoderm (List)
- Sarcopterygian (List)
Invertebrates, misc
- Brachiopod (List)
- Graptolites (List)
Mammals
- Prehistoric mammal (List)
Molluscs
- Ammonite (List)
- Belemnite (List)
- Chitons (List)
- Hyoliths (List)
- Nautiloid (List)
Reptiles
- Prehistoric reptile
- Crurotarsan (List)
- Dinosaur (List)
- Ichthyosaur (List)
- Mosasaur (List)
- Phytosaur (List)
- Plesiosaur (List)
- Pterosaur (List)
- Thalattosuchian (List)
Synapsids
- Synapsid (List)
- Anomodontia
- Biarmosuchia
- Caseasauria
- Cynodontia
- Dinocephalia
- Eupelycosauria
- Gorgonopsia
- Therocephalia
Dinosaur-related topics
- Cretaceous–Paleogene extinction event
- Dinosaur-bird connection
- Dinosaur classification
- Feathered dinosaurs
- Physiology of dinosaurs
