Steller's Sea Cow in Pleistocene Interglacial Beach Deposits on Amchitka, Aleutian Isknds

• Main Authors: Gard, L. M., Jr., Lewis, G. E., Whitmore, Frank C., Jr.
• Format: Text
• Language: unknown
• Published: DigitalCommons@University of Nebraska - Lincoln 1972
• Subjects: Earth Sciences; Amchitka; Steller's sea cow; Aleutian Islands
• Online Access: https://digitalcommons.unl.edu/usgsstaffpub/231; https://digitalcommons.unl.edu/context/usgsstaffpub/article/1240/viewcontent/Whitmore_GSAB_1972_Stellers_sea_cow.pdf

The first discovery of Steller's Sea Cow (Hydrodamalis) in place in Pleistocene deposits has been made in interglacial beach sand and gravel 35 m above present sea level on Amchitka, Aleutian Islands. Uranium series dating of the bone indicates that it is about 135,000 yrs old.