OPHTHALMOSATJEUS . 



Text-fig. 24. 



^f B rvf rtf 



Centra of the atlas and axis of Ophtlialmosaurxts : A, anterior surface, and B, lateral surface of au uucruslied^ 

 specimen (E. 2150 a) ; C, anterior surface, and D, lateral surface of a young specimen (E. 2175) ; 

 E, anterior surface, and E, lateral surface of a somewhat compressed specimen (E. 2152). (All f nat. 

 size.) 



(?., d.', diapophyses ; n.c, neural canal ; n.f., n.f.', surfaces for neural arches; p., p.', parapophyses ; 

 w.h.f., iv.h.f.', facets for subvertebral wedge-bones. 



