-
Agustinia- Classification
- Sauropods
- Characteristics
- Herbivorous
- Era
- Cretaceous period
-
Ajancingenia- Classification
- Theropods
- Characteristics
- Carnivorous
- Herbivorous
- Omnivorous
- Era
- Cretaceous period
-
Albertaceratops- Classification
- Marginocephalia
- Characteristics
- Herbivorous
- Era
- Cretaceous period
-
Alwalkeria- Classification
- Theropods
- Characteristics
- Carnivorous
- Herbivorous
- Omnivorous
- Era
- Triassic period
-
Amargasaurus- Classification
- Sauropods
- Characteristics
- Herbivorous
- Era
- Cretaceous period
-
Anchisaurus- Classification
- Sauropods
- Characteristics
- Herbivorous
- Era
- Jurassic period
-
Ankylosaurus- Classification
- Thyreophora
- Characteristics
- Herbivorous
- Era
- Cretaceous period
-
Antarctopelta- Classification
- Thyreophora
- Characteristics
- Herbivorous
- Era
- Cretaceous period
-
Apatosaurus- Classification
- Sauropods
- Characteristics
- Herbivorous
- Era
- Jurassic period
-
Argentinosaurus- Classification
- Sauropods
- Characteristics
- Herbivorous
- Era
- Cretaceous period
-
Atlascopcosaurus- Classification
- Ornithopoda
- Characteristics
- Herbivorous
- Era
- Cretaceous period
-
Brachiosaurus- Classification
- Sauropods
- Characteristics
- Herbivorous
- Era
- Jurassic period




















