Also known as USGS D305
Where: North Slope County, Alaska (70.0° N, 151.6° W: paleocoordinates 70.1° N, 151.3° 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 38006: authorized by Austin Hendy, entered by Austin Hendy on 30.03.2004
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
| |
Neptunea cf. elatior true whelk
Neptunea leffingwelli true whelk | |
Bivalvia | |
"Macoma calcarea" = Macoma (Macoma) calcarea
"Macoma calcarea" = Macoma (Macoma) calcarea Gmelin 1792 tellin clam | |
"Saxicava arctica" = Hiatella arctica
"Saxicava arctica" = Hiatella arctica Linnaeus 1767 clam |