The base of the Jurassic system in West Somerset, south-west England - New observations on the succesion of ammonite faunas of the lowest Hettangian stage

Geoscience in South-West England

Volumn 9, Issue 3, 1998, Pages 231-235

  Page, K N ^a   Bloos, G ^b  

^a English Nature   (United Kingdom)

^b STAATLICHES MUSEUM FÜR NATURKUNDE   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0009485409     PISSN: 05663954     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Conference Paper

References (36)

1. BLOOS, G. 1984. On Lower Lias ammonite stratigraphy - present state and possibilities of revision. In: International Symposium on Jurassic Stratigraphy, Erlangen 1984 I,146 -157, Eds: O. MICHELSEN and A. ZEISS, Geological Survey of Denmark, Copenhagen.
2. BLOOS, G. and PAGE, K. N. 1997. New observations on the ammonite faunas near the base of the Jurassic in Britain - a preliminary note. International Subcommision on Jurassic Stratigraphy, Newsletter 25, 25-30.
3. BUCKMAN, S.S. 1919-1930. Type Ammonities. Vols. 3-7. London (Wheldon & Wesley).
4. COPE, J. C. W., GETTY, T. A., HOWARTH, M. K., MORTON, N. and TORRENS, H.S. 1980. A correlation of the Jurassic rocks of the British Isles, Part 1; Introduction and Lower Jurassic. Special Report of the Geological Society of London, 14, 73pp.
5. DEAN, W. T., DONOVAN, D.T. and HOWARTH, M. K. 1961. The Jurassic ammonite zones and subzones of the North West European Province. Bulletin of the British Museum of Natural History, 4, 435-505.
6. DONOVAN, D.T 1966. The Hettangian ammonites from the Wilkesley Borehole. In: E.G. POOLE and A.J. WHITEMAN, Geology of the country around Nantwich and Whitchurch (Explanation of the one-inch geological sheet 122). Memoir of the Geological Survey of Great Britain, England and Wales, pp. 50-51, 139-140.
7. ELMI, S. and MOUTERDE, R. 1965. Le Lias inférieur et moyen entre Aubenas et Privas (Ardèche). Travails de Laboratoire géologique de la Faculté des Sciences, Lyon, 12, 143-246.
8. GEORGE, T. et al. 1969. Recommendations on stratigraphical usage. Proceedings of the Geological Society of London, 1656, 139-166.
9. GUEX, J., RAKUS, M., TAYLOR, D. and BUCHER, H. 1997. Selection of a GSSP candidate for the base of the Jurassic System. 2.2.2. Proposal for the New York Canyon area, Gabbs Valley Range (Nevada) USA. International Subcommission on Jurassic Stratigraphy, Newsletter, 24, 26-30.
10. HILLEBRANDT, A. v. 1984. The faunal relations of the Lower Jurassic ammonites of South America. In: International Symposium on Jurassic stratigraphy, Erlangen, 1984, III, 715-730, Eds: O. MICHELSEN and A. ZEISS. Geological Survey of Denmark, Copenhagen.
11. HILLEBRANDT, A. v. 1990. The Triassic - Jurassic boundary in northern Chile. Cahiers de l'Université Catholique de Lyon, Série Sciences, 3, 27-53.
12. HILLEBRANDT, A. v. 1997. Selection of a GSSP candidate for the baseb of the Jurassic System. 2.2.1.Proposal for the Utcubamba Valley sections in Northern Peru. International Subcommision on Jurassic Stratigraphy, Newsletter 24, 21-25.
13. HODGES, P. 1994. The base of the Jurassic System: new data on the first appearance of Psiloceras planorbis in southwest Britain. Geological Magazine, 131, 841-844.
14. LANGE, W. 1931. Die biostratigraphiscen Zonen des Lias alpha und Vollraths petrographische Leithorizonte. Cbl. Mineralogie, geologie, Paläontologie, 1931, B, 349-372.
15. LANGE, W. 1941. Die Ammonitenfauna der Psiloceras-Stufe Norddeutschlands. Palaeontographica, A 93: 1-192.
16. MOUTERDE, R. and CORNA, M. 1991. Hettangian. In: Resumes - Abstracts, 3rd International Symposium on Jurassic Stratigraphy, Poitiers 1991, 124.
17. MOUTERDE, R. and CORNA, M. 1997. Hettangian. In: Biostratigraphie du Jurassique ouest-Europeen et Mediterraneen: zonations paralleles et distribution des invertebres et microfossiles, Eds: E. CARIOU, E. and P. HANTZPERGUE, P., Bulletin de la Centre de Recherche Elf Exploration et Production, Mémoire, 17, 7-8.
18. MORTON, N. 1971. The definition of standard Jurassic Stages. Mémoires du Bureau Recherches géologiques et minières, 75, 83-93.
19. OPPEL, A. 1856-1858. Die Juraformation Englands, Frankreichs und des sudwestlichen Deutschlands, Stuttgart, 857 pp.
20. PAGE, K.N. 1994. Appendix to account of field excursion: Preliminary observations on the ammonite faunas of the basal Jurassic in Somerset and their global context. Proceedings of the Ussher Society, 8, 341-344.
21. PAGE, K.N. 1995. Horizons; Intra-subzonal units in Jurassic ammonite stratigraphy. Palaeontology, 38, 801-814.
22. PAGE, K.N., KING, A.H. and GILBERTSON, D.D. 1994. Field excursion to examine the Triassic-Jurassic transition in West Somerset and the Quaternary deposits of Doniford Bay, Watchet. Proceedings of the Ussher Society, 8, 338-341.
23. PALMER, C.P. 1972. The Lower Lias (Lower Jurassic) between Watchet and Lilstock in North Somerset (United Kingdom). Newsletters in Stratigraphy, 2, 1-30.
24. POOLE, E.G. and WHITEMAN, A.J. 1966. 4. Jurassic Rocks; Appendix I, Wilkesley Borehole. In: E.G. POOLE and A.J. WHITEMAN: Geology of the country around Nantwich and Whitchurch (Explanation of one-inch geological sheet 122). Memoir of the Geological Survey of Great Britain, 42-50, 114-121.
25. QUENSTEDT, F. A. 1858. Der Jura, Laup, Tubingen, 842 pp.
26. REMANE, J., BASSETT, M. G., COWIE, J. W., GOHRBANDT, K. H., LANE, R. H., MICHELSEN, O. and NAIWEN, W. 1996. Revised guidelines for the establishment of global chronostratigraphic standards by the International Commision on Stratigraphy (ICS), Episodes, 19/3, 77-81.
27. RENEVIER, E. 1864. Notices géologique et paléontologiques sur les Alpes vaudoises et les régions environnantes Infralias et zone à Avicula contorta (et Rhaetien) des Alpes Vaudoises. Bulletin de la societé vaudoises des Sciences Natural, Lausanne, 8, 39-87.
28. SOWERBY, J. de C. 1823-1846. The mineral Conchology of Great Britain (continued), 4-7, pls 384-648.
29. STODDARD, W. W. 1868. Notes on the Lower Lias Beds of Bristol. Quarterly Journal of the Geological Society, London, 24, 199-204.
30. TRUEMAN, A. E. 1922. The Liassic rocks of Glamorgan. Proceedings of the Geologists Association, London, 33, 245-284.
31. WARRINGTON, G. 1995. Meeting of the Triassic / Jurassic Boundary W.G.. International Subcommision on Jurassic Stratigraphy, Newsletter, 23, 14-23.
32. WARRINGTON, G. et al. 1980. A correlation of the Triassic rocks of the British Isles. Special Report of the Geological Society of London, 13, 78 pp.
33. WARRINGTON, G., COPE, J.C. and IVIMEY-COOK, H.C. 1994. St. Audrie's Bay, Somerset, England: a candidate Global Stratotype Section and Point for the base of the Jurassic System. Geological Magazine, 131, 191-200.
34. WARRINGTON, G. and IVIMEY-COOK, H. C. 1990. Biostratigraphy of the late Triassic and Early Jurassic: a review of type sections in southern Britain. Cahiers de l'Université Catholique de Lyon, Série Sciences, 3, 207-213.
35. WARRINGTON, G. and IVIMEY-COOK, H. C. 1994. The Late Triassic and early Jurassic of coastal sections in west Somerset and South and Mid-Glamorgan. In: Field guide to the British Jurassic, Ed: P. D. TAYLOR, Geological Society, London, 9-30.
36. WHITTAKER, A. and GREEN, G.W. 1983. 5. Jurassic. In: A. WHITTAKER and G.W. GREEN, Geology of the country around Weston-super-Mare. Memoir for 1:50000 geol. Sheet 297, New Series, with parts of sheets 263 and 295. Memoir of the Geological Survey of Great Britain; England and Wales, pp. 59-78.