Eric Walker added Archosaur - Wikipedia to Archosauria

Eric Walker added Archosauria and Crurotarsi - Wikipedia and Archosauriformes - Wikipedia to Crurotarsi, and added Crurotarsi to Eucrocopoda

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