Last edited by Akinor
Thursday, July 30, 2020 | History

2 edition of stratigraphy and ammonite fauna of the upper Liassic Grey Shales of the Yorkshire coast found in the catalog.

stratigraphy and ammonite fauna of the upper Liassic Grey Shales of the Yorkshire coast

Michael Kingsley Howarth

stratigraphy and ammonite fauna of the upper Liassic Grey Shales of the Yorkshire coast

by Michael Kingsley Howarth

  • 380 Want to read
  • 10 Currently reading

Published by British Museum (Natural History) in London .
Written in English

    Places:
  • England,
  • Yorkshire.
    • Subjects:
    • Geology, Stratigraphic -- Jurassic.,
    • Ammonoidea -- England -- Yorkshire.,
    • Shale -- England -- Yorkshire.

    • Edition Notes

      Bibliography: p. 275-277.

      Statementby M. K. Howarth.
      SeriesBulletin of the British Museum (Natural History)., v. 24, no. 4
      Classifications
      LC ClassificationsQE1 .B65 vol. 24, no. 4, QE684 .B65 vol. 24, no. 4
      The Physical Object
      Pagination238-277 p.
      Number of Pages277
      ID Numbers
      Open LibraryOL5099965M
      LC Control Number74171935

      WHEN investigating specimens of Dactylioceras from the Yorkshire coast, several The stratigraphy and ammonite fauna of the upper Liassic Grey Shales of the York- shire coast. Bull. Brit. Mus. (Nat. Hist.), Geology, 24, (4), The stratigraphy and ammonite fauna of the Upper Liassic Grey Shales of the Yorkshire coast, (). Thirlwall.

      Two hypotheses have been proposed to explain simultaneous large negative excursions (up to 7‰ PeeDee belemnite) in bulk carbonate (δ13Ccarb) and organic carbon . An association of minor fining upward cyles and aligned gutter marks in the Middle Lias (Lower Jurassic) of the Yorkshire Coast. Proceedings of the Yorkshire Geological Society, 42, Abstract: Two thin sandstone and siltstone horizons in the Middle Lias (Lower Jurassic) of the Yorkshire coast, informally called the lower and upper.

      Howarth M. K. The stratigraphy and ammonite fauna of the Upper Liassic grey shales of the Yorkshire coast. Bulletin of the British Museum (Natural History), Geology, 24, 4: Howarth M. K. The ammonite family Hildoceratidae in the Lower Jurassic of Britain. Monograph of the Palaeontographical Society, (): Howarth M. K. The stratigraphy and ammonite fauna of the Upper Liassic Grey Shales of the Yorkshire Coast. Bulletin of the British Museum (Natural History), Geology,24, 4: Jenkyns H. C. The Early Toarcian (Jurassic) Anoxic Event: stratigraphic, sedimentary, and geochemical evidence. American Journal of Science,


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Stratigraphy and ammonite fauna of the upper Liassic Grey Shales of the Yorkshire coast by Michael Kingsley Howarth Download PDF EPUB FB2

Add tags for "The stratigraphy and ammonite fauna of the upper Liassic Grey Shales of the Yorkshire coast,". Be the first. Literature: M.K. Howarth: The Stratigraphy and Ammonite Fauna of the Upper Liassic Grey Shales of the Yorkshire Coast. Bulletin of The British Museum (Natural History), Geology series, Vol.

24. Howarth, M K, The stratigraphy and ammonite fauna of the Upper Liassic Grey Shales of the Yorkshire coast. Bulletin of the British Museum (Natural History), Geology Series, Vol, Powell, J H, Lithostratigraphic nomenclature of the Lias Group in the Yorkshire Basin.

Proceedings of the Yorkshire Geological Society, Vol References: M.K. Howarth: The Stratigraphy and Ammonite Fauna of the Upper Liassic Grey Shales of the Yorkshire Coast, BM(NH) London Visit my liassic ammonites (+ other fossils) blog at   Thanks for the link, Roger.

I'm following Howarth's'The Stratigraphy And Ammonite Fauna Of The Upper Liassic Grey Shales Of The Yorkshire Coast' - there's no mention of D. annulatum; just the aforementioned other four species. Personally I would consider D.

annulatum a synonym of D. semicelatum. Lower Jurassic Limestone Layer Seismic Stratigraphy Ammonite Fauna HOWARTH, M.K. (): The Jet Rock Series and the Alum Shale Series of the Yorkshire Coast.- Proc.

Yorkshire geol CrossRef Google Scholar. HOWARTH, M.K. (): The stratigraphy and ammonite fauna of the Upper Liassic Grey Shales of the Yorkshire Coast.- The stratigraphy and ammonite fauna of the Upper Liassic Grey Shales of the Yorkshire coast.

Bulletin of the British Museum (Natural History), Geology, – Howarth, M. The stratigraphy and ammonite fauna of the Upper Liassic Grey Shales of the Yorkshire coast. Bulletin of the British Mus – Howarth, M. Nevertheless, pyritised ammonites are observed to dominate both members, indicating that the oxygen-deficient bottom conditions of the upper Grey Shale and Mulgrave Shale members preferentially.

H.-J. Röhl, A. Schmid-Röhl, "Lower Toarcian (Upper Liassic) Black Shales of the Central European Epicontinental Basin: A Sequence Stratigraphic Case Study from the Sw German Posidonia Shale", The Deposition of Organic-Carbon-Rich Sediments: Models, Mechanisms, and Consequences, Nicholas B. Harris.

Download citation file: Ris (Zotero. The stratigraphy and ammonite fauna of the Upper Liassic Grey Shales of the Yorkshire coast Bull. Brit. Mus. (nat. Hist.) Geol., 24 (), pp.

Google Scholar. Howarth, M. K.,The Jet Rock Series and the Alum Shale Series of the Yorkshire Coast. Proceedings of the Yorkshire Geological Society: v.

33, p. – Howarth, M. K.,The stratigraphy and ammonite fauna of the Upper Liassic Grey Shales of the Yorkshire coast, Bulletin of the British Museum: v. 24, p. – ammonite fauna of the Upper Liassic Grey.

Shales of the Yorkshire coast, Bull. Mus. and prasinophyte algae) in specific stratigraphic intervals. A change in palynofacies assemblages.

Join the conversation × Log In. Username or Email. The stratigraphy and ammonite fauna of the upper Liassic grey shales of the Yorkshire coast. Bulletin of the British Museum of Natural History, 24 (3), – Google Scholar. M.K. HowarthThe stratigraphy and ammonite fauna of the Upper Liassic Grey Shales of the Yorkshire coast Bull.

Mus. (Nat. Hist.), Geol., 24 (), pp. Google Scholar. The Natural History Museum website includes a really good book section and, checking through that, I find a special paper written by MK Howarth, The Stratigraphy and Ammonite Fauna of the Upper Lias Grey Shales of the Yorkshire Coast.

It is out of print and unavailable at the library, but photocopies are available, and you get to keep them. Howarth, M. K., The stratigraphy and ammonite fauna of the Upper Liassic Grey Shales of the Yorkshire coast: Bulletin of the British Museum of Natural History, Series Geology, v.

The stratigraphy and ammonite fauna of the Upper Liassic Grey Shales of the Yorkshire coast Howarth, Howarth Late Jurassic ‐ early Cretaceous cephalopods of eastern Alexander Island, Antarctica. Sample positions in Yorkshire are reported as stratigraphic heights relative to an arbitrary zero datum, placed at the base of the Harpoceras falciferum zone in the U.K.

ammonite biostratigraphy given by Howarth [, ] and is the level of the base of. The stratigraphy and ammonite fauna of the Upper Liassic Grey Shales of the Yorkshire coast. Bulletin of the British Museum (Natural History), Geology Series, Vol, Cox, B M, Sumbler, M G and Ivimey-Cook, H C, ().

The stratigraphy and ammonite fauna of the upper Liassic grey shales of the Yorkshire coast. (). The taxonomic distinctness measure of biodiversity: weighting of step lengths between hierarchical levels.

(). The timing of paleoenvironmental change and cause-and-effect relationships during the early Jurassic mass extinction in.IOSR Journal of Computer Engineering (IOSR-JCE) IOSR Journal of Electrical and Electronics Engineering (IOSR-JEEE) IOSR Journal of Mechanical and Civil Engineering (IOSR-JMCE).