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Wikipedia: Dinocephalia

Anchor text: Palaeocritti - a guide to prehistoric animals

Wikipedia: Hadrocodium

Wikipedia: Xenungulata

Wikipedia: Archaeothyris

Anchor text: Phthinosuchus discors – Palaeocritti – a guide to prehistoric animals

Wikipedia: Phthinosuchus

Anchor text: Pantydraco caducus – Palaeocritti – a guide to prehistoric animals

Wikipedia: Pantydraco

Anchor text: Information and photograph of the type specimen, Palaeocritti

Wikipedia: Hongshanornis

Wikipedia: Carodnia

Wikipedia: Proburnetia

Wikipedia: Lanthanosuchus