PLATE 69. 



Fig. 1. 317. 5. BuTHOTREPHiB ? FLExuosA. (Pag- 263.) 



1 a. A large fragment, with numerous branches or leaves. Tlie plant appears lu have been long macerated 



before it was imbedded. 

 1 6. A specimen in the same condition as the last, with the branches less diverging. 

 1 c. A fragment of stone, with two smaller specimens retaining more of the original substance of the plant 



