Bibliography Record
| Hay, Oliver Perry | |||
| 1899 | A census of the fossil Vertebrata of North America. Science (2)10: 681-684. –Sirs., 682. | ||
Related Index Records
None Found
Bibliography and Index of the Sirenia and Desmostylia 
| Hay, Oliver Perry | |||
| 1899 | A census of the fossil Vertebrata of North America. Science (2)10: 681-684. –Sirs., 682. | ||
None Found