USGS 4280-CO Seward Peninsula (Ordovician to of the United States)

Also known as 63ASn860

Where: Alaska (65.6° N, 167.3° W: paleocoordinates 15.0° N, 38.2° W)

• coordinate stated in text

When: Middle Ordovician to Middle Ordovician (470.0 - 443.8 Ma)

Environment/lithology: lithified, dolomitic limestone and lithified shale

• Medium-bedded medium- to dark-gray limestone and some light brownish-gray limestone, locally dolomitized

Size class: macrofossils

Collected by Sainsbury in 1963

Primary reference: W. A., J.r. Oliver, C. W. Merriam, and M. Churkin. 1975. Ordovician, Silurian, and Devonian corals of Alaska. United States Geological Survey Professional Paper 823-B:13-44 [A. Miller/S. Kolbe/P. Wagner]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 100870: authorized by Arnold Miller, entered by Sarah Kolbe on 14.12.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Anthozoa
 Auloporida - Tetraporellidae
Labyrinthites (Labyrinthites) sp.
Labyrinthites (Labyrinthites) sp. Lambe 1906 tabulate coral
Cephalopoda
 Orthocerida - Proteoceratidae
Proteoceras obliquum, Proteoceras tubulara