Bibliography and Index of the Sirenia and Desmostylia 
Bibliography Record
| x | Ortiz Rivera, Ernesto J. | ||
| 1980 | Una isla en la encrucijada de la prehistoria humana. San Juan (Puerto Rico), publ. by the author: xx + 211. Illus. –A crackpot book on Puerto Rican prehistory. The photographs include fossil and subfossil bones of dugongids and trichechids, but none is identified as such and no locality data are given. | ||
Related Index Records
1 related index term
Puerto Rico
| x | 1980 | Ortiz Rivera, E.J. (numerous illustrations of sir. bones.) |