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Tuesday, July 21, 2020 | History

2 edition of spores and pollen of the Potomac group of Maryland. found in the catalog.

spores and pollen of the Potomac group of Maryland.

Gilbert Jay Brenner

spores and pollen of the Potomac group of Maryland.

by Gilbert Jay Brenner

  • 89 Want to read
  • 23 Currently reading

Published in Baltimore .
Written in English

    Places:
  • Maryland.
    • Subjects:
    • Paleobotany -- Cretaceous.,
    • Palynology -- Maryland.

    • Edition Notes

      Bibliography: p. 184-186.

      Classifications
      LC ClassificationsQE121 .A25 no. 27
      The Physical Object
      Paginationix, 215 p.
      Number of Pages215
      ID Numbers
      Open LibraryOL222349M
      LC Control Numbera 64007054
      OCLC/WorldCa3459575

      original: Neocomian: Albian: Maryland: Brenner,G.J. The spores and pollen of the Potomac Group of Maryland: original: Early Cretaceous: Maryland. Observations on Exine Structure of Eucommiidites and Lower Cretaceous Angiosperm Pollen: Extrait De Pollen et Spores, Vol. 17, No. 3, by James A. Doyle, M. Van Campo, and B. Lugardon and a great selection of related books, art and .

      Book review of The Spores and Pollen of the Potomac Group of Maryland, by G.J. Brenner, in Science (): Leopold, E.B. (). Book review of Alaska's Good Friday Earthquake, Ma , USGS Circ. , in Trail and Timberline, Nov. , no. , p. Megaspores and a palynomorph from the lower Potomac group in Virginia. Related Titles. A preliminary analysis of the enclosing matrix for microspores and pollen has related the collection site closely to lowermost Zone I of the Potomac Group as described by Hickey and Doyle (). Plant spores, Fossil.

      Brenner, G. J., The spores and pollen of the Potomac Group of Maryland.— Bull. Maryland Dept. Geol. Mines Water Resources 1– Google Scholar. The Arundel Formation, also known as the Arundel Clay, is a clay-rich sedimentary rock formation, within the Potomac Group, found in Maryland of the United States of is of Aptian age (Lower Cretaceous).This rock unit had been economically important as a source of iron ore, but is now more notable for its dinosaur consists of clay lenses within .


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Spores and pollen of the Potomac group of Maryland by Gilbert Jay Brenner Download PDF EPUB FB2

The spores and pollen of the Potomac group of Maryland (Bulletin) Brenner, Gilbert Jay Published by State of Maryland, Board of Natural Resources, Dept.

of Geology, Mines, and Water Resources (). The spores and pollen of the Potomac group of Maryland (Bulletin) Hardcover – January 1, by Gilbert Jay Brenner (Author) See all formats and editions Hide other formats and editionsAuthor: Gilbert Jay Brenner.

Get this from a library. The spores and pollen of the Potomac group of Maryland. [Gilbert Jay Brenner]. The Spores and Pollen of the Potomac Group of t J.

Brenner. Department of Geology, Mines, and Water Resources, Baltimore, Md., ix + pp. Illus Author: Estella B. Leopold. Origin of the Angiosperms. (Book Reviews: The Spores and Pollen of the Potomac Group of Maryland)Author: Estella B.

Leopold. Try the new Google Books. Check out the new look and enjoy easier access to your favorite features Catalog of Fossil Spores and Pollen (Volume 42) distal surface distilled H20 easily disaggregated exine explanation of location fig float treated HF flotation in ZnClz Group of Maryland heavy liquid method high focus ICBN interpreted as.

The spores and pollen of the Potomac Group of MarylandBrenner, G.J. Bulletin 27 Introduction. The Potomac Group forms the oldest unit of the Maryland Coastal Plain. It consists of a series of interlensing gravels, sands, silts, and clays deposited in a continental environment.

Brenner, G.J.,The spores and pollen of the Potomac Group of Maryland: Maryland Geological Survey Bulletin, no. 27, p. Summary: The Potomac Group, the basal unit of the Coastal Plain, consists of approximately feet of continental sediment that can be divided between Baltimore, MD, and Washington, DC, into the Patuxent, Arundel.

Brenner, G.J.,The spores and pollen of the Potomac Group of Maryland: Maryland Geological Survey Bulletin, no. 27, p. Summary: The Patapsco Formation of the Potomac Group consists of interlensing sands, silts, and clays with the clays being highly colored and variegated (red, gray, white, and chocolate).

The Potomac Group is a geologic unit that includes important aquifers in the Coastal Plain of the Mid-Atlantic region. Potomac aquifers are heavily used in northeastern and southern Maryland, as well as northern Delaware and southern New Jersey.

Analyses of fossil pollen and spores provide some data to tie particular core intervals to. Spores: Camarozonosporites rudus: Found commonly in Zone III: Gleicheniidites circinidites: Potomac Group: Appendicisporites tricornatatus: Potomac Group: Sample: – ft (– m) Both Subzone IIC and Zone III forms are found in this sample.

The abundance of bisaccate coniferous pollen is a very common aspect of the upper. Bulk maceration of unconsolidated Potomac Group sediments collected from 12 samples of middle–late Albian and early Cenomanian age on the Elk Neck Peninsula, Maryland, yielded 14 genera and Pollen: In Maryland and in other states in the mid-Atlantic region pollen spores are produced by different sources that include trees in late winter and spring, different types of grasses in spring and summer and various weed types in late summer and fall of each year.

As pollen spore counts increase more people develop allergic reactions. Ragweed is a known allergen; it takes.

The spores and pollen of the Potomac Group of Maryland. Maryland Depareraemof Geology,Mines and WaterResourcesBulle pp.

Brenner, G. Middle Cretaceous floral provinces and early migrations of angiosperms. It deals with fossil spores and pollen which occur in the earliest Maryland Coastal Plain sediments, the Potomac Group, which were deposited on the eroded old basement rocks of the Piedmont Province.

At that time dense forests existed similar in character to the warm- temperate rain-forests of New Zealand. Journals & Books; Help G.J. BrennerThe spores and pollen of the Potomac Group of Maryland. State of Maryland, Department of Geology, Mines and Water Resources, Bulletin, 25 () Google Scholar.

A.F. ChlonovaSpores and pollen of the upper half of the Upper Cretaceous of the eastern part of the West Siberian Lowland. Brenner, G. J., The spores and pollen of the Potomac Group of Maryland.— Maryland Dept. Geol., Mines Water Res. Bull. 1– Google Scholar. the spores and pollen of the potomac group of maryland [department of geology, mines and water resources bulletin 27] Brenner, Gilbert J.

Published by State of Maryland Board of Natural Resources Baltimore, New York (). The spores and pollen of the Potomac Group of Maryland: Maryland Department of Geology, Mines and Water Resources, Bulle p. Davis, A.

M., Southworth, C. S., Reddy, J. E., and Schindler, J. S.,Geologic map database of the Washington D.C. area. Get 5 Day Allergy Forecast for Potomac, MD (). See predominant allergens and allergy forecast discussion to better prepare for next day. Full Text; PDF ( K) PDF-Plus ( K) Suppl.

data; Citing articles; Cecilanthus polymerus, a novel multiparted flower from the mid-Cretaceous Rocky Point locality, Maryland 1. Patrick S. Herendeen, a James A. Doyle, b Peter K. Endress, c Masamichi Takahashi d a Chicago Botanic Garden, Lake Cook Road, Glencoe, ILUSA.

b Department of Evolution and .Studies of fossil pollen and leaves from Lower Cretaceous rocks, including the Potomac Group of Maryland and Virginia, provide direct evidence .the west side of Maryland Routenorth of North East Plaza in North East, Cecil County, Maryland (North East Quadrangle, lat.

39 N, long. 75 W; fig. 1). Sediments in the area of the locality were mapped first as the Patuxent Formation of the Potomac Group by Bascom et al. (), and a Jurassic to mid-Cretaceous age for the Potomac.