236 University of Texas Bulletin 



Metoecoceras, Fagesia, Mammites. Plate 12 



Figures 1, 2, 3. Metoecoceras sp. nov page 205 



Upper Cenomanian (?) or lower Turonian. Cerro del Macho, Hacienda de Moho- 



vano, Coahuila. 



Fig. 1. View from the opposite side from Figure 3. 

 Fig. 2. Venter of the same specimen. 

 Fig. 3. Side view. 



Figures 4, 7. Metoecoceras aff. Whitei Hyatt page 203 



Upper Cenomanian (?), lower horizon of Cerro del Macho, Hacienda de Moho- 



vano, Coahuila. 

 Fig. 4. Venter. 

 Fig. 7. Side view. 



Figure 5. Fagesia Pervinquieri sp. nov page 212 



Lower Turonian, lower horizon. Cerro del Macho, Hacienda de Mohovano, Coahuila. 

 Venter and cross-section. 



V 



Figures 6, 8. Mammites mohovanensis sp. nov page 206 



Lower Turonian, lower horizon. Cerro del Macho, Hacienda de Mohovano, Coahuila. 

 Fig. 6. Cross-section and venter. 

 Fig. 8. Side view. 



