PLATE V. 



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< *" . *! 



r 4 



F i ~ . . * - 



, ;.v ";:.-: -.:: -. 



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FIG. 40. From a ground cross-section of the diaphysis of the human metatarsus: (a) 

 outer ground lamellse ; (6) inner ground hum-Use; (c) Haversian lamella-; (ti) interstitial 

 laiiH-llie. All canals and bone cavities are filled with coloring-matter and appear black. 

 X 90. 



