Eric Walker added Avemetatarsalia - Wikipedia to Sauropsida and Avemetatarsalia

Eric Walker added Dinosauromorpha and Pterosauromorpha to Ornithodira, and added Ornithodira to Avemetatarsalia

Eric Walker added Ornithodira and Avemetatarsalia - Wikipedia to Avemetatarsalia, and added Avemetatarsalia to Archosauria

Eric Walker added Avemetatarsalia and Archosaur - Wikipedia to Archosauria, and added Archosauria to Crurotarsi