512 ON" BRITISH FOSSIL CRETACEOUS BIRDS. 



Fig. 11. Distal articulation of same specimen. 



12. Distal end of right femur of Enaliornis Barretti in the Woodwardian 



Museum. 



13. External view of proximal end of right tibia of Enaliornis SedgwicJci 



in the Woodwardian Museum. 



14. Posterior aspect of same specimen. 



15. Fractured distal end of same specimen. 



16. Distal end of right tibia of Enaliornis Sedgwicki in the Woodwardian 



Museum. 



17. Fibular aspect of same specimen. 



18. Distal articulation of same specimen. 



19. Internal aspect of proximal end of left tibia of Enaliornis Barretti. 



(Distal end, figs. 21 & 25 in previous Plate.) 



20. Proximal end of right tibia of Enaliornis Barretti, in which the arti- 



cular surface has remained cartilaginous, and has not been ankv- 

 losed to the patella. 



21. Proximal cartilaginous surface of same specimen. 



22. Proximal end of metatarsus of Enaliornis Barretti, seen from above, 



showing imperfect ossification. In the Museum of Practical Geology. 



23. Anterior aspect of same specimen. 



24. Anterior aspect of distal end of left metatarsus of Enaliornis Barretti 



in the collection of T. Jesson, Esq. 



25. Pistal articulation of same specimen, showing the backward position 



of the articulation for the inner digit. 



