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Welcome to the new Datapages Archives

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The AAPG/Datapages Combined Publications Database

Showing 6,085 Results. Searched 197,434 documents.

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Reef Configurations: Some Causes and Effects: ABSTRACT

Edward G. Purdy

AAPG Bulletin

... development of the diagnostic cross-section morphology of both barrier reefs and atolls. Tropical karst land forms are suggestive of the same...

1970

Correlation of Tertiary Nonmarine Sediments in Alaska and Northeastern Asia: ABSTRACT

S. F. Biske

AAPG Bulletin

... and lower Ravenian = Tastakh Suite. Angiosperms, subtropical and tropical assemblages with a few warm-temperate trees, are found in these strata...

1970

Evolutionary Stages of Faunas in Structure of Stratigraphic Scales of Paleogene and Neogene of Northern Pacific Area: ABSTRACT

Yu. B. Gladenkov

AAPG Bulletin

... 2482 2482 54 12. (December) According to many micropaleontologists, worldwide correlation of Tertiary successions in tropical and subtropical areas...

1970

Middle Paleozoic Reefs of Siberian North as Potential Reservoirs of Oil and Gas: ABSTRACT

D. K. Patrunov, Yu. G. Samolovich

AAPG Bulletin

... favorable paleoclimatic environments. The middle Paleozoic tropical belt had a strike across the Arctic Ocean oblique to the modern latitudes. The available...

1970

Cretaceous Floral Sequences in Alaskan Arctic: ABSTRACT

Charles J. Smiley

AAPG Bulletin

... 100,000-250,000 years. Warming trends appear to have peaked in the subtropical range with no evidence to indicate climates as warm as tropical. Cooling trends...

1970

Arctic Mesozoic Floras: ABSTRACT

N. D. Vasilevskaya

AAPG Bulletin

... area. The Arctic climate changed between Late Triassic and Early Cretaceous times from a hot (possibly tropical) climate to a temperate warm and humid...

1970

Paleobiogeographic Zonation of Carboniferous in Northern Hemisphere: ABSTRACT

O. V. Yuferev

AAPG Bulletin

... realm with the fauna and flora of a temperate-cool climate, and a Mediterranean realm with the fauna and floras of a tropical-subtropical climate...

1970

Zemorrian and Saucesian (Oligo-Miocene) Foraminiferal Sequences in Subsurface, Southwestern San Joaquin Valley, California: ABSTRACT

Ann Tipton

AAPG Bulletin

... Cymric section. Encountered in the Plectofrondicularia miocenica Zone (upper lower Saucesian) of that sequence was the tropical planktonic marker...

1973

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