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The AAPG/Datapages Combined Publications Database

Showing 34,948 Results. Searched 200,619 documents.

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Devonian Paleoecology of Northeastern Alberta: ABSTRACT

D. M. Loranger

AAPG Bulletin

... of paleoecological maps for the Middle and Upper Devonian in northeastern Alberta illustrates the detailed paleogeographic history. The transitional boundary...

1964

Origin of Gulf of Mexico: ABSTRACT

William F. Tanner

AAPG Bulletin

...-Mesozoic time boundary. From structural considerations, the hypothesis is proposed that the present Gulf is the result of a slowly widening rift, or tension...

1965

Regional Correlation of Pacific Coast Oligocene Microfaunas: ABSTRACT

W. Thomas Rothwell, Jr.

AAPG Bulletin

... evidence from too few samples. The "lower Zemorrian" is redefined, and the boundary between the Refugian and Narizian microfaunal stages is re-examined...

1965

Late Neogene Palynomorph Diagrams, Northern Gulf of Mexico: ABSTRACT

William C. Elsik

AAPG Bulletin

... from the frequency diagram of Picea, spruce. The Pliocene-Pleistocene boundary is marked by an abundance of Ambrosia and Helianthus types...

1969

Permian Evaporites in North Sea Basin: REPLY

R. G. W. Brunstrom , P. J. Walmsley

AAPG Bulletin

... a paragraph to the uncertainty in placing the Z4-Z3 boundary in the Zechstein of the North Sea, pointing out that others have reached conclusions...

1970

Test of New Global Tectonics: REPLY

Mason L. Hill

AAPG Bulletin

.... A definition she uses is that "a transform fault is any part of an active boundary that lies parallel with the relative motion between the two plates...

1972

Preliminary Molluscan Biostratigraphy of Gulf of Alaska Tertiary Province: ABSTRACT

S. McCoy, Jr., L. N. Marincovich, Jr.

AAPG Bulletin

...-transgressive nature of the boundary of the two formations--a transgression across four molluscan zones between Kayak Island to the west and the Lituya district...

1980

Cretaceous-Jurassic Dinoflagellate Stratigraphy in Blake-Bahama Basin: ABSTRACT

Daniel Habib, Warren S. Drugg

AAPG Bulletin

... in the paleobathymetrically deep western North Atlantic, and correlates well with five other sites. The Cretaceous-Jurassic boundary, considered to be conformable...

1981

Euxinic Biofacies in Anoxic Basins: San Pedro and Santa Barbara Basins, California Continental Borderland: ABSTRACT

Charles E. Savrda, David J. Bottjer, Donn S. Gorsline

AAPG Bulletin

... sediment fabric types are formed by the short-term fluctuations of the position of the dysaerobic-anaerobic boundary in the water column. Box core x...

1983

Great Falls Lineament, Idaho and Montana: ABSTRACT

J. Michael O'Neill, David A. Lopez

AAPG Bulletin

... colinear but not demonstrably continuous with the well-exposed boundary in eastern Saskatchewan and Manitoba between the Archean Superior...

1983

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