PLATE XXVIII. 



ODONTOENITHES. 



Sacrum of ApATORisris, and Caudal Vertebrae of Ichthtornis. 



All Figures twice Natural Size. Page. 



Fig. 1. — Sacrum oiApatornis celer Marsh ; lateral view, seen from the left, anterior end imperfect, 162 

 la — Superior view. 

 15 — Inferior view, 

 lc — Posterior view. 



Fig. 2. — First of seven consecutive caudal vertebrae of Ichthyomis victor Marsh ; lateral view. 



seen from the left, -... — - -- 165 



2a — Superior view. 

 25 — Anterior view. 

 2c — Inferior view. 

 2d — Posterior view. 



Fig. 3. — Median caudal vertebra ; lateral view, seen from the left, 166 



3a — Superior view. 

 35 — Anterior view. 

 3c — Inferior view. 

 3d — Posterior view. 



Fig. 4. — Median caudal vertebra ; lateral view, seen from the left, - 166 



4a — Superior view. 

 46 — Anterior view. 

 4c — Inferior view. 

 4d — Posterior view. 



Fig. 5. — Posterior caudal vertebra ; lateral view, seen from the left, 167 



5a — Superior view. 

 55 — Anterior view. 

 Bo — Inferior view. 

 5d — Posterior view. 



Fig. 6. — Posterior caudal vertebra ; lateral view, Been from the left, 167 



6a — Superior view. 

 65 — Anterior view. 

 6c — Inferior view. 

 6d — Posterior view. 



Fig. 7. — Posterior united caudal vertebrce ; lateral view, seen from the left, 167 



la — Superior view. 

 75 — Anterior view. 

 7c — Inferior view. 

 Id — Posterior view. 



Note. — The caudal vertebras figured on Plate x x v n i are consecutive, and were found with the pelvis represented 

 on Plate XXXH, figures 2 and 3. 



