U. S. NATIONAL MUSEUM 



PROCEEDINGS. VOL. 82. ART. 5 PL. 1 



Fossil Mollusks from Ecuador 

 1-3, Polamolithoides biblianus, new species, type, X 5; 4, 5, Pomacea bibliana, new species, type, natural 

 size; 6, Sheppardicnncha bibliana, new species, type, X 2; 7, Ecuadorea bibliana, new species, natural 

 size; 8, E. bibliana, type, X 5. 



