Caudal vertebrae of Xiangyunloong fengming. (a–d) Cd3 in (a) lateral, (b) anterior, (c) posterior, and (d) ventral views. (e) Cd5–10? in lateral view. (f) Cd12–18? in lateral view. Abbreviations: ns, neural spine; poz, postzygapophysis; prz, prezygapophysis; su, sulcus; tp, transverse process. Scale bar equals 5 cm.