Paleoenvironment of Fitzhugh Member of Clarita Formation (Silurian, Wenlockian) southern Oklahoma /

by Amsden, Thomas William
Published 1980

Stratigraphy and paleontology of the Hunton group in the Arbuckle Mountain region.

by Amsden, Thomas William
Published 1957

Early Devonian brachiopods of Oklahoma /

by Amsden, Thomas William
Published 1963

Catalog of fossils from the Hunton group, Oklahoma.

by Amsden, Thomas William
Published 1956

Catalog of fossils from the Middle and Upper Ordovician of Oklahoma.

by Amsden, Thomas William
Published 1957

Geology and water resources of Garrett County : Geology of Garrett County /

by Amsden, Thomas William
Published 1954

Silurian stratigraphy of northeastern Oklahoma /

by Amsden, Thomas William
Published 1965

Stratigraphy of the Frisco and Sallisaw formations (Devonian) of Oklahoma.

by Amsden, Thomas William
Published 1961

Hunton Group (Late Ordovician, Silurian, and Early Devonian) in the Arkoma Basin of Oklahoma /

by Amsden, Thomas William
Published 1980

Brachiopods from the Turkey Creek limestone (Early Devonian) Marshall County, southern Oklahoma /

by Amsden, Thomas William
Published 1985

Stratigraphy and paleontology of the Hunton group in the Arbuckle Mountain region : Part I - Introduction to stratigraphy /

by Amsden, Thomas William
Published 1957

Late Ordovician and early Silurian articulate brachiopods from Oklahoma, southwestern Illinois, and eastern Missouri /

by Amsden, Thomas William
Published 1974

Late Ordovician-Early Silurian strata in the central United States and the Hirnantian stage /

by Amsden, Thomas William
Published 1986

Articulate brachiopods of the Quarry Mountain Formation (Silurian), eastern Oklahoma /

by Amsden, Thomas William
Published 1978

Late Ordovician through early Devonian annotated correlation chart and Brachiopod range charts for the Southern Midcontinent region, U.S.A., with a discussion of Silurian and Dev...

by Amsden, Thomas William
Published 1988

Pre-Woodford subcrop map of the Anadarko Basin and stratigraphic section A-A'. Stratigraphic sections B-B,́ C-C,́ D-D,́ and D-D ̋ /

by Amsden, Thomas William
Published 1993

Upper Silurian brachiopods from southeastern Alaska /

by Kirk, Edwin, 1884-1955, Amsden, Thomas William
Published 1952

Upper Silurian brachiopods from southeastern Alaska /

by Kirk, Edwin, 1884-1955
Published 1952

Upper Bromide Formation and Viola Group (Middle and Upper Ordovician) in eastern Oklahoma.

Published 1983