PLATE LXVni. 
Bones of the skeleton of the typical specimen of Vullur umbrosus, natural size. 
. Fig. 1. Beak, includiug iiares and part of mandible, right side; a, left side; b, superior, and, c, inferior, 
views. 
Fig. 2. Inferior extremity of the left quadrate bone, from behind; a, from below. 
Fig. 3. Posterior extremity of left mandibular ramus, external view ; a, from above. 
Fig. 4. Two cervical vertebrae, left side; a, from below; c, posterior of view of the posterior vertebra. 
Fig.*5. First dorsal, profile; a, from below; b^ from before; c, from behind. 
Fig. 6. Third dorsal, lettering as in last. 
Fig. 7. Fourth dorsal, lettering as in last. 
Fig. 8. Sixth dorsal, lettering as in last. 
Fig. 9. Seventh dorsal, lettering as in last. 
Fig. 10. Sacrum, without posterior extremity, lettering as above; d, superior view. 
Fig. 11. Four proximal caudal vertebrae; a, from below. 
Fig. 12. Plowshare-bone, lettering as above. 
Fig. 13. Anterior view of left humerus, partially restored in outline, with the omission of a portion of 
the middle of the shaft; a, posterior aspect of proximal extremity of the same; b, proximal 
view of the same. 
Fig. 14. Posterior view of right humerus, which lacks the head, the shaft restored. 
Fig. 15. Postero-exterior view of left ulna, the proximal portion. 
Fig. 16. Proximal view of proximal extremity of left ulna. 
Fig. 17. Anterior view of right femur, the shaft restored in outline; a, proximal view of proximal ex¬ 
tremity ; b, distal view of distal extremity; c, posterior view of distal portion. 
Fig. 18. Anterior view of left tibia, restored in outline ; a, external view of same; b, proximal view of 
head. 
Fig. 19. Proximal view of head of fibula. 
