意外北票龙(兽脚类：镰刀龙类)头部骨骼学研究

廖俊棋, 徐星

Cranial osteology of Beipiaosaurus inexpectus(Theropoda: Therizinosauria)

LIAO Chun-Chi, XU Xing

Fig. 1 Close-up photographs of cranial elements of Beipiaosaurus inexpectus (IVPP V 11559) A. right frontal, left parietal, and right laterosphenoid in dorsal view; B. right parietal in dorsal view; C. left surangular and left angular in lateral view; D. vomer and right dentary in medial view; E. right postorbital in lateral view Scale bars for A-C and E equal 1 cm; for D equal 2 cm