Alaska Paleontological Database

Reference Detail

Report on Referred Fossils

Stratigraphic range:

Upper Miocene or Pliocene

Kinds of fossils:

Mollusks, brachiopods

Quadrangle or area:

Mt. Michelson quad., Alaska

Shipment No.:

A-69-14M

Referred by:

Detterman, Robert L.

Report prepared by:

Addicott, Warren O.

Date:

01/07/1970

Included in this report are determinations of larger marine invertebrates from strata exposed along Carter Creek, northeastern Alaska, about 2 miles inland from the Arctic coast.

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69ADt150 (Cenozoic loc. M4147) , Mt Michelson , Exposure along Carter Creek 2 miles S. 30 deg E of mouth. Laminated tan siltstone and gray mudstone with conglomeratic layers; poorly consolidated; stratigraphic position unknown but probably upper part.

Astarte sp. - fragments

Cyclocardia cf. C. nuwokensis (Dall)

Cyrtodaria sp. - immature specimen

Undetermined minute specimen

Fragments similar to Terebratula sp. of MacNeil (1957)

69ADt150A (Cenozoic loc. M4148) , Mt Michelson , Same locality as m4147. concretions in similar section, about 250 ft stratigraphically higher.

Naticid - fragments

Undetermined fragment

Thyasira alaskana Kauffman

Wood fragments bored by small pelecypods

Undetermined internal mold