PLATE XXIX A. 



From the Chloritic Marl. 



Fig. 1 a. Peuinopsis Wiesti, Wright. Test, natural size, upper. From the Collection of 



W. Wiest. (P. 114.) 

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



1 t- ,, „ Lateral view of do., do. 



1 '■''■ „ „ Upper third of an ambulacrum, magnified six 



times. 



1 ^- „ ,, Inter-ambulacrum plates, do., do. 



1 J- >, „ Do. do., do., do. 



1 if- „ „ Areal plates and zones, do., do. 



2. Pedinopsis Meridanensis, Cotteau. Copied from PI. 1125, fig. 2, of the 



' Paleontologie Fran9aise,' for compari- 

 son with P. fFiesti. 



