Bibliography Record
| Wortman, Jacob Lawson | |||
| 1920 | On some hitherto unrecognized reptilian characters in the skull of the Insectivora and other mammals. Proc. U.S. Natl. Mus. 57: 1-52. 16 figs. –Sirs., 16. | ||
Related Index Records
None Found
Bibliography and Index of the Sirenia and Desmostylia 
| Wortman, Jacob Lawson | |||
| 1920 | On some hitherto unrecognized reptilian characters in the skull of the Insectivora and other mammals. Proc. U.S. Natl. Mus. 57: 1-52. 16 figs. –Sirs., 16. | ||
None Found