170 VERTEBRAL COLUMN IN HVLA CERULEA WIJIlE. 



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Figure 23. Ventral view of the vertebral column (x2). 



1 Atlas ; 2. Second vertebra ; 'i. Third vertebra showing right and 

 left component'' ; 4, Fourth vertebra ; 5. Fifth vertebra ; 6. Sixth vertebra ; 

 7. Seventh vertebra ; 8. Eighth vertebra with dilated left diapophysis ; 

 9. Region of ninth vertebra ; a. Urostylar portion of the fused sacral 

 vertebra and uroslyle ■ c. cartilage. 



