PLATE XXIX A. 



From the CIdoritic Marl. 

 Fig. 1 c/. Pedinopsis WiESTi, Wriijht. Test, natural size, upper. From the Collection of 



W. Wiest. (P. 114.) 



1 b. „ Under surface of do., natural size. 



1 c. ,, „ Lateral view of do., do. 



1 d. „ „ Upper third of an ambulacrum, magnified six 



times. 



1 e. ,, Inter-ambulacrum plates, do., do. 



1 /. „ Do. do., do., do. 



1 y. ., Areal plates and zones, do., do. 



2. Pedinopsjs Mehidanensis, Cottean, Copied from PI. 1125, fig, 2, of the 



' Paleontologie Fran?aise,' for compari- 

 son with P. fFiesti. 



