Caudal vertebrae in Begaraaten ostromi gen. et sp. n. from the ?mid-Maastrichtian Nemegt Formation at Nemegt, Mongolia. A-E. Preserved caudals lst-l3th (A-C) and 1Sth-20th (D, E) in lateral view. F. Anterlor view of 1st preserved caudal with articulated part of spine of preceding caudal. G. Anterior view of I I th preser-ved caudal. Scale bar 2 crn.