Also known as Loc. #24; 50ASa92
Where: North Slope County, Alaska (68.5° N, 161.6° W: paleocoordinates 76.4° N, 35.1° W)
• coordinate stated in text
• outcrop-level geographic resolution
When: Okipruak Formation, Valanginian (139.8 - 132.9 Ma)
• Lower 500 ft. Valanginian in age.
• bed-level stratigraphic resolution
Environment/lithology: coastal; lithified sandstone and siltstone
Size class: macrofossils
Reposited in the USNM
Collection methods: quarrying,
• Collected by E.G. Sable, 1950. Collections held in USGS and USNM.
Primary reference: R. W. Imlay. 1961. Characteristic lower Cretaceous megafossils from northern Alaska. United States Geological Survey Professional Paper 335 [A. Miller/A. Hendy/M. Clapham]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 44391: authorized by Austin Hendy, entered by Austin Hendy on 09.09.2004
Creative Commons license: CC BY (attribution)