catalog and biostratigraphic distribution of North American Devonian acritarchs
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catalog and biostratigraphic distribution of North American Devonian acritarchs

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Published by American Association of Stratigraphic Palynologists Foundation, Orders to Robert T. Clarke in [Texas?], Dallas, Tex. (P.O. Box 819047, Dallas 75381) .
Written in English



  • North America,
  • Devonian.,
  • North America.


  • Acritarchs -- North America -- Geographical distribution.,
  • Paleontology -- Devonian.,
  • Paleontology -- North America.

Book details:

Edition Notes

Statementby Reed Wicander.
SeriesAASP contributions series,, no. 10
LC ClassificationsQE899.2.A37 W53 1983
The Physical Object
Paginationii, 133 p. :
Number of Pages133
ID Numbers
Open LibraryOL1806215M
LC Control Number89213266

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Biostratigraphic distribution of the Appohimchi brachiopod fauna indicates continuous Early Devonian shelf deposition along the entire southern margin of Laurentia. The largely emergent southwest-trending Transcontinental arch apparently formed a barrier preventing migration and mixing of many genera and species of brachiopods from the southern Veryhachium Deunff , originally described from the Ordovician of western France, is one of the most frequently recorded acritarch genera. Over species and subspecies, from the Cambrian to The Early Devonian shows a geographic restriction of several acritarch genera and species, with a pronounced lateral differentiation between North Gondwanan and eastern North American microfloras   A question mark indicates uncertainty of range limits; arrows indicate ranges younger than the Devonian and older than the Silurian. trispinosum "complex", Tunisphaeridium tentaculaferum, and Veryhachium europaeum) are tong ranging and have a wide geographic distribution (Fig.6), rendering them unsuitable for biostratigraphic ://

Biostratigraphic data are essential in understanding deepwater systems—at the well-site, and at regional and reservoir scales. Well site biostratigraphy plays an important role in daily drilling operations, specifically: (1) in the selection of casing or core points; (2) in the drilling of horizontal wells by helping place the well path (biosteering); (3) in helping address unexpected Investigating a number of roadblocks and utilizing James Rosenau’s state-multi-centric models, the book’s conclusions shed light not just on why North American integration is not working, but Middle Devonian Sylvania Sandstone, Michigan Basin, USA / Katherine Pollard, Farsheed Rock, and David A. Barnes; Utilization of modern and ancient analogs to constrain 3-D geostatistical models, Devonian of South Buckeye Field, Michigan Basin / Shawn M. McCloskey and G. Michael Grammer?q="Special+papers+(Geological+Society+of. The base map was compiled by the U.S. Geological Survey (USGS) for use in all of the continental scale maps published as part of the Decade of North American Geology project, including the gravity anomaly map (Committee for the Gravity Anomaly Map of North America, ), the magnetic map (Committee for the Magnetic Anomaly Map of North America

  Silurian And Devonian Spore Zones Of The Old Red Sandstone Continent And Adjacent Regions. ; By: Author cymy ; No Comments The earlier nomenclatural history of the Silurian System in Saudi Arabia was extensively reviewed by Mahmoud et al. (). Janjou et al. () raised the Qalibah Formation to group status and elevated the Qusaiba and Sharawra members to formations based on their mapping of the Al-Qalibah Quadrangle in the northwest of Saudi Arabia. The new nomenclature was also used in the mapping of the -Filipiak, P., , Late Devonian and Early Carboniferous acritarchs and prasinophytes from the Holy Cross Mountains (central Poland): Review of Palaeobotany and Palynology, v. , p. -Gaetani, M., , The geology of the Upper Djadjerud and Lar Valleys (north Iran) Proceedings of the North American Paeontological Convention, Chicago, , part G 2: , pls Schismatosphaeridium rugulosum Dorning Field meeting, Great Britain Jan