Description of the Hydrarchos harlani [microform] : (Koch,) ... : a gigantic fossil reptile : lately discovered by the author, in the state of Alabama, March, 1845 : together with some geological observations made on different formations of the rocks, during a geological tour through the eastern, western, and southern parts of the United States, in the years 1844-1845 /
Koch, Albert C.
New-York : [B. Owen printer],
1845.
Sabin 38193.
Sabin Group 99.
Microfiche.
Paleontology