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Global Bio-Events pp 199–201Cite as

Evolution of the last Tropidocoryphinae (Trilobita) during the Frasnian

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Part of the book series: Lecture Notes in Earth Sciences ((LNEARTH,volume 8))

Abstract

Early Upper Devonian Tropidocoryphinae (Proetida, Trilobita) show unequivocal evidence of eye-reduction leading to blindness and extinction slightly before or during the Kellwasser Event. The obviously gradualistic evolution can be related to environmental change.

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References

  • BUGGISCH, W. (1972): Zur Geologie und Geochemie der Kellwasserkalke und ihre begleitenden Sedimente (Unteres Oberdevon). — Abh. hess. L.-Amt Bodenforsch. 62, 1–68.

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  • FEIST, R. (1985): Devonian Stratigraphy of the Southeastern Montagne Noire (France). — Cour. Forsch.-Inst. Senckenberg 75, 331–352.

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  • — & KLAPPER, G. (1985): Stratigraphy and Conodonts in pelagic sequences across the Middle-Upper Devonian boundary, Montagne Noire, France. — Palaeontographica A 188, 1–18.

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  • KLAPPER, G. (1983): The Devonian of the eastern Montagne Noire (France). — in: FEIST, R. (ed.): I.U.G.S. Subcomm. Devonian Stratigraphy, Guidebook, Field Meeting, September 1983, U.S.T.L. Montpellier.

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Author information

Authors and Affiliations

  1. Laboratoire de Paléontologie, Université des Sciences et Techniques du Languedoc, 34060, Montpellier, France

    Raimund Feist

  2. Grant Institute of Geology, The University of Edinburgh, EH9 3JW, Edinburgh, U.K.

    Euan N. K. Clarkson

Authors
  1. Raimund Feist
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  2. Euan N. K. Clarkson
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Editor information

Otto H. Walliser Prof. Dr.

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© 1986 Springer-Verlag

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Feist, R., Clarkson, E.N.K. (1986). Evolution of the last Tropidocoryphinae (Trilobita) during the Frasnian. In: Walliser, O.H. (eds) Global Bio-Events. Lecture Notes in Earth Sciences, vol 8. Springer, Berlin, Heidelberg. https://doi.org/10.1007/BFb0010205

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  • DOI: https://doi.org/10.1007/BFb0010205

  • Published:

  • Publisher Name: Springer, Berlin, Heidelberg

  • Print ISBN: 978-3-540-17180-5

  • Online ISBN: 978-3-540-47244-5

  • eBook Packages: Springer Book Archive

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