Ortiz Rivera, Ernesto J.

1 publication

Ortiz Rivera, Ernesto J. (detail)
1980Una 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.