USGS 11836-SD Shublik Mountains section 87NA-1 (Devonian of the United States)

Where: Alaska (69.5° N, 145.6° W: paleocoordinates 2.0° S, 30.1° W)

• coordinate estimated from map

When: 8 Member (Nanook Formation), Emsian (407.6 - 393.3 Ma)

• 51.8 m above base of section.

Environment/lithology: shallow subtidal; lithified limestone

• Warm, possibly very shallow water depositional environment.

Size class: microfossils

Primary reference: R. B. Blodgett, D. M. Rohr, A. G. Harris and R. Jia-yu. 1987. A major unconformity between Upper Ordovician and Lower Devonian strata in the Nanook Limestone, Shublik Mountains, northeastern Brooks Range. United States Geological Survey Circular 1016:18-23 [A. Miller/S. Kolbe]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 113023: authorized by Arnold Miller, entered by Sarah Kolbe on 19.07.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

• Identified by A.G. Harris.
Show authors, comments, and common names
Agnatha
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Agnatha indet.
Agnatha indet. Cope 1889 jawless fish