Fig. 3From: The first report of terrestrial Petroxestes from the Lower Cretaceous Yixian Formation, western Liaoning, ChinaMorphological features of monomer Petroxestes from the Lower Cretaceous Yixian Formation. a–d Fossil cast of one Petroxestes from the Yixian Formation and its appearance in plan view (b), side view (c) and front view (d); e–h – Monomer Petroxestes form and its appearance in plan view (f), side view (g) and front view (h)Back to article page