Also known as USGS M4098/UA -501

Where: Aleutians West County, Alaska (51.4° N, 179.4° W: paleocoordinates 51.4° N, 179.4° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Late/Upper Pleistocene (0.1 - 0.0 Ma)

• The upper fossilifeous sand and gravel rests unconformably on the gray and rusty sand, silt, and gravel unit below. These beds, referred to as the "interglacial beach deposit at South Bight" by Powers (1960); internal cross bedding; unit pinches out laterally

• bed-level stratigraphic resolution

Environment/lithology: coastal; unlithified, coarse-grained, pebbly, conglomeratic sandstone

Size class: macrofossils

Reposited in the CAS

Collection methods: bulk, quarrying,

• Collections housed in University of Alaska (A-501), USGS, Menlo Park (M4098), and CAS (44334)

Primary reference: R. C. Allison. 1973. Marine paleoclimatology and paleoecology of a Pleistocene invertebrate fauna from Amchitka Island, Aleutian Islands, Alaska. Palaeogeography, Palaeoclimatology, Palaeoecology 13:15-48 [A. Miller/A. Hendy/P. Wagner]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 37632: authorized by Austin Hendy, entered by Austin Hendy on 18.03.2004

Creative Commons license: CC BY (attribution)