FIGURE 5 in New materials of iguanodontians (Dinosauria: Ornithopoda) from the Lower Cretaceous Khok Kruat Formation, Ubon Ratchathani, Thailand

FIGURE 5. The Khok Pha Suam iguanodontian UB1-A. Dorsal vertebra UB1-A-4 (A–F); proximal caudal vertebrae UB1-A-5 and UB1-A-6 (G–N); mid-to-distal caudal vertebra UB1-A-7 (O–Q); and distal caudal vertebrae UB1-A-8 and UB1-A-9 (R–U) in anterior (A, G, Q, R, T), right lateral (D, J, O), left lateral (C, I, M, P, S, U), posterior (B, H, N), ventral (F, L), and dorsal (E, K) views. Abbreviations: dia = diapophysis, gr = groove, ns = neural spine, prz = prezygapophysis, poz = postzygapophysis, vk = ventral keel, arrow = anterior slot-and-ridge margin to the neural spine (asr). Scale bar = 10 cm.