Also known as USGS 1/1087
Where: North Slope County, Alaska (70.8° N, 158.8° W: paleocoordinates 71.0° N, 158.5° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Gubik Formation, Early/Lower Pleistocene (2.6 - 0.8 Ma)
• Blanket deposit of gravel, sand, silt, and clay called the Gubik Formation rests confortably on the Tertiary. Assigned to the Pleistocene (originally to the Pliocene).
• bed-level stratigraphic resolution
Environment/lithology: coastal; unlithified sandstone and siltstone
Size class: macrofossils
Reposited in the USNM
Collection methods: quarrying,
• Collections held at USNM, University of California, USGS (Washington) and USGS (Denver)
Primary reference: F.S. MacNeil. 1957. Cenozoic Megafossils of Northern Alaska. United States Geological Survey Professional Paper 294(C):99-126 [A. Miller/A. Hendy/A. Hendy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 38010: authorized by Austin Hendy, entered by Austin Hendy on 30.03.2004
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
"Cardita (Cyclocardia) crebricostata" = Crassicardia crebricostata
"Cardita (Cyclocardia) crebricostata" = Crassicardia crebricostata Krause 1885 clam | |
"Astarte aff. fabula" = Astarte borealis, "Astarte leffingwelli" = Astarte borealis, "Astarte cf. subequilatera" = Astarte crenata
"Astarte aff. fabula" = Astarte borealis Chemnitz 1784 clam
"Astarte leffingwelli" = Astarte borealis Chemnitz 1784 clam
"Astarte cf. subequilatera" = Astarte crenata Gray 1824 clam | |
"Serripes groenlandicus" = Serripes (Serripes) groenlandicus
"Serripes groenlandicus" = Serripes (Serripes) groenlandicus Mohr 1786 cockle | |
Gastropoda | |
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