Postosuchus
- When: Late Triassic
(228–201 mya) - Where: North America
- What: Archosaur
- Weight: 250–300 kg
- Length: 4–5 meters
- Diet: Carnivorous
- Discovered: 1985
Proterosuchus
- When: Early Triassic
(252–247 mya) - Where: Africa, Asia
- What: Archosaur
- Weight: 40–50 kg
- Length: 3 meters
- Diet: Carnivorous
- Discovered: 1903
Protoceratops
- When: Late Cretaceous
(75–71 mya) - Where: Asia
- What: Ceratopsian
- Weight: 120–180 kg
- Length: 1.8 meters
- Diet: Herbivorous
- Discovered: 1923
Psittacosaurus
- When: Early Cretaceous
(126–101 mya) - Where: Asia
- What: Ceratopsian
- Weight: 20 kg
- Length: 2 meters
- Diet: Herbivorous
- Discovered: 1923
Pteranodon
- When: Late Cretaceous
(100–70 mya) - Where: North America
- What: Pterosaur
- Weight: 15–25 kg
- Length: 5.5–10 meters
- Diet: Piscivorous
- Discovered: 1876
Pterodactylus
- When: Late Jurassic
(150.8–148.5 mya) - Where: Europe
- What: Pterosaur
- Weight: 1–2 kg
- Length: 1.5 meters
- Diet: Carnivorous or piscivorous
- Discovered: 1809
Pterodaustro
- When: Early Cretaceous
(105–100 mya) - Where: South America
- What: Pterosaur
- Weight: 2–3 kg
- Length: Wingspan 2.5 meters
- Diet: Carnivorous
- Discovered: 1969
Quetzalcoatlus
- When: Late Cretaceous
(68–66 mya) - Where: North America
- What: Pterosaur
- Weight: 200–250 kg
- Length: 10–11 meters
- Diet: Likely piscivorous or scavenged
- Discovered: 1975
Rhamphorhynchus
- When: Late Jurassic
(150 mya) - Where: Europe
- What: Pterosaur
- Weight: 1–2 kg
- Length: 1.8 meters
- Diet: Piscivorous
- Discovered: 1831