The families in the group Theropoda were carnivorous. All other families were herbivorous.
Group
- Family
- Genus
- Time period; Length from nose to tip of tail
- Brachiosauridae
- Brachiosaurus
- ??; 22 m / 72 ft
- Haplocanthosaurus
- Jurassic
- Rebbachisaurus
- ??
- Supersaurus
- Jurassic
- Zigongosaurus
- ??
- Camarasauridae
- Camarasaurus
- Jurassic
- Euhelopus
- ??
- Tienshanosaurus
- ??
- Diplodocidae
- Antarctosaurus
- ??
- Apatosaurus
- Jurassic; 21 m / 69 ft
- Barosaurus
- Jurassic
- Cetiosauricus
- ??
- Dicraeosaurus
- Jurassic
- Diplodocus
- Jurassic; 27 m / 89 ft
- Mamenchisaurus
- Jurassic
- Nemegtosaurus
- Cretaceous
- Prosauropodidae
- Ammosaurus
- ??
- Anchisaurus
- Triassic, Jurassic; 2.5 m / 8 ft
- Coloradia
- ??
- Lufengosaurus
- ??; 6 m / 20 ft
- Massopondylus
- Triassic
- Melanorosaurus
- Triassic; 12 m / 40 ft
- Mussaurus
- ??
- Plateosaurus
- Triassic, Jurassic; 6-8 m / 20-26 ft
- Riojasaurus
- ??; 11 m / 36 ft
- (Miscellaneous)
- Barapassurus
- Jurassic
- Cetiosauriscus
- Jurassic
- Omeisaurus
- Jurassic
- Opisthocoelicaudia
- Cretaceous; 12 m / 39 ft
- Ornithopsis
- Cretaceous
- Saltasaurus
- Cretaceous; 12 m / 39 ft
- Titanosaurus
- Cretaceous
- Vulcanodon
- Jurassic; 6.5 m / 21 ft
Sauropodomorph
- Carnosauridae
- Allosaurus
- Jurassic; 12 m / 40 ft
- Altispinex
- ??
- Ceratosaurus
- Jurassic; 6 m / 20 ft
- Coelurosaurs
- ??
- Dilophosaurus
- Jurassic; 7 m / 23 ft
- Eustreptospondylus
- ??
- Megalosaurus
- Jurassic; 9 m / 30 ft
- Priveteausaurus
- ??
- Proceratosaurus
- Jurassic; 4 m / 13 ft
- Spinosaurus
- Cretaceous
- Szechuanosaurus
- ??
- Yangchuan
- Jurassic
- Coelurosauridae
- Coelophysis
- Triassic; 3 m / 10 ft
- Composognathus
- Jurassic; 0.7-1.4 m / 28-54 in.
- Halticosaurus
- ??
- Ornitholestes
- Jurassic; 2 m / 6.5 ft
- Procompsognathus
- Triassic
- Syntarsus
- Triassic
- Dromaeosauridae
- Deinonychus
- Cretaceous; 3-3.3 m / 10-11 ft
- Dromaeosaurus
- Cretaceous; 1.8 m / 6 ft
- Hulsanpes
- Cretaceous
- Phaedrolosaurus
- Cretaceous
- Surrey Dinosaur
- Cretaceous
- Velociraptor
- Cretaceous; 1.8 m / 6 ft
- Ornithomimosauridae
- Archaeornithomimus
- Cretaceous
- Dromiceiomimus
- Cretaceous; 3-4 m / 10-13 ft
- Gallimimus
- Cretaceous
- Ornithomimus
- Cretaceous
- Struthiomimus
- Cretaceous; 3-4 m / 10-13 ft
- Oviraptorosauridae
- Oviraptor
- Cretaceous; 1.5-2 m / 5-6.5 ft
- Saurornithoididae
- Saurornithoides
- Cretaceous; 2 m / 6.5 ft
- Saurornitholestes
- Cretaceous
- Stenonychosaurus
- Cretaceous; 2 m / 6.5 ft
- Tyrannosauridae
- Albertosaurus
- Cretaceous; 9 m / 30 ft
- Alectrosaurus
- ??
- Alioramus
- ??
- Daspletosaurus
- Cretaceous; 9 m / 30 ft
- Genyodectes
- ??
- Indosuchus
- ??
- Itemirus
- ??
- Laboccania
- ??
- Prodeinodon
- ??
- Tarbosaurus
- Cretaceous
- Tyrannosaurus
- Cretaceous; 14 m / 46 ft
- Unquillosaurus
- ??
- (Miscellaneous)
- Avimimus
- Cretaceous
- Baryonyx
- ??
- Chirostenotes
- ??
- Elmisaurus
- Cretaceous
- Erlikosaurus
- Cretaceous; 6 m / 20 ft
- Macrophalangia
- ??
- Nanshiungosaurus
- Cretaceous; 5 m / 16 ft
- Noasaurids
- Cretaceous
- Segisaurus
- Jurassic; 1 m / 3.3 ft
- Segnosaurids
- ??
- Therizinosaurids
- ??
