USGS 6747-CO Seward Peninsula (Ordovician of the United States)

Also known as 68ADu17

Where: Alaska (65.5° N, 166.9° W: paleocoordinates 16.8° N, 37.8° W)

• coordinate stated in text

When: Late/Upper Ordovician (458.4 - 443.8 Ma)

• Stratigraphically higher than 6746-CO

Environment/lithology: lithified limestone

Size class: macrofossils

Collected by Dutro in 1968

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 100881: authorized by Arnold Miller, entered by Sarah Kolbe on 14.12.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

Anthozoa
 Rugosa -
Rugosa indet. horn coral
 Heliolitida - Halysitidae
Catenipora sp. Lamarck 1816 tabulate coral
Brachiopoda
  -
Brachiopoda indet. Cuvier 1805
Gastropoda
 Euomphalina -
"Macluritacea indet." = Macluritoidea
"Macluritacea indet." = Macluritoidea Carpenter 1861 snail
 Euomphalina - Macluritidae
"Maclurites cf. manitobensis" = Maclurina manitobensis
"Maclurites cf. manitobensis" = Maclurina manitobensis Whiteaves 1890 snail