62-ASn-633A (Ordovician of the United States)
Where: Alaska (65.6° N, 167.1° W: paleocoordinates 6.7° N, 42.0° W)
• coordinate estimated from map
When: Gasconadian (485.4 - 477.7 Ma)
Environment/lithology: offshore; lithified, massive, gray limestone and lithified, argillaceous limestone
• Contains scattered nodules and lenses of chert.
Size class: macrofossils
Collected by Sainsbury in 1962
Primary reference: C. L. Sainsbury. 1969. Geology and Ore Deposits of the Central York Mountains, Western Seward Peninsula, Alaska. United States Geological Survey Bulletin 1287:1-101 [A. Miller/S. Kolbe]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 101848: authorized by Arnold Miller, entered by Sarah Kolbe on 04.01.2011
Creative Commons license: CC BY (attribution)
Taxonomic list
Show authors, comments, and common names
| Cephalopoda | |
|
Ellesmeroceras sp. Foerste 1921 | |