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Micropalaeontological evidence for the age of the Borrowdale Volcanic Group

Correspondence and Notes

Published online by Cambridge University Press:  01 May 2009

S. G. Molyneux
Affiliation:
British Geological Survey, Nicker Hill, Keyworth, Nottingham, NG12 5GG, U.K.
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Abstract

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Type
Correspondence and Notes
Copyright
Copyright © Cambridge University Press 1988

References

Cramer, F. H. & Diez, M., Del, C. R. 1979. Lower Palaeozoic acritarchs. Palinología, 1, 17160.Google Scholar
Destombes, J., Hollard, H. & Willefert, S. 1985. Lower Palaeozoic rocks of Morocco. In Lower Palaeozoic Rocks of the World. Vol. 4. Lower Palaeozoic of North-Western and West-Central Africa (ed. Holland, C. H.), pp. 91336. Chichester: John Wiley.Google Scholar
Deunff, J. & Massa, D. 1975. Palynologie et stratigraphie du Cambro – Ordovicien (Libye nord-occidentale). Compte rendu hebdomadaire des séances de l'académie des sciences, série D, 281, 21–4.Google Scholar
Diez, M., Del, C. R. & Cramer, F. H. 1977. Range chart of selected Lower Palaeozoic acritarch taxa. II. Index to parts I and II. Review of Palaeobotany and Palynology 24, 148.CrossRefGoogle Scholar
Kalvacheva, R. 1978. Acritarch stratigraphy of Lower Palaeozoic formations in the West Balkan Mountains, Bulgaria. Palinología, número extraordinario 1, 303–11.Google Scholar
Legault, J. A. 1982. First report of Ordovician (Caradoc–Ashgill) palynomorphs from Orphan Knoll, Labrador Sea. Canadian Journal of Earth Sciences 19, 1851–6.CrossRefGoogle Scholar
Loeblich, A. R. Jr & Tappan, H. 1969. Acritarch excystment and surface ultrastructure with descriptions of some Ordovician taxa. Revista Española de Micropaleontología 1, 4557.Google Scholar
Martin, F. 1983. Chitinozoaires et acritarches ordoviciens de la plateforme du Saint-Laurent (Québec et sud-est de l'ontario). Geological Survey of Canada Bulletin, no. 310, 59 pp.Google Scholar
Molyneux, S. G. & Paris, F. 1985. Late Ordovician palynomorphs. In Palynostratigraphy of North-East Libya (eds. B. Thusu, B. Owens). Journal of Micropalaeontology 4, 1126.CrossRefGoogle Scholar
Ross, R. J. (& 27 others). 1982. The Ordovician System in the United States: Correlation Chart and Explanatory Notes. International Union of Geological Sciences Publication, No. 12.Google Scholar
Soper, N. J. 1987. The Ordovician batholith of the English Lake District. Geological Magazine 124, 481–2.CrossRefGoogle Scholar
Sweet, W. C. & Bergström, S. M. 1976. Conodont biostratigraphy of the middle and upper Ordovician of the United States midcontinent. In The Ordovician System: Proceedings of a Palaeontological Association Symposium, Birmingham, September 1974 (ed. Bassett, M. G.), pp. 121–51. Cardiff: University of Wales Press and National Museum of Wales.Google Scholar
Turner, R. E. 1984. Acritarchs from the type area of the Ordovician Caradoc Series, Shropshire, England. Palaeontographica Abteilung B, 190, 87157.Google Scholar
Vavrdová, M. 1976. Excystment mechanism of early Paleozoic acritarchs. Časopis pro mineralogii a geologii 21, 5563.Google Scholar
Vavrdová, M. 1977. Acritarchs from the Šárka Formation (Llanvirnian). Věstnik Ústředniho éstavu geologickeho 52, 109–18.Google Scholar
Wadge, A. J. 1978. Classification and stratigraphical relationships of the lower Ordovician rocks. In The Geology of the Lake District (ed. Moseley, F.), pp. 6878. Yorkshire Geological Society Occasional Publication, No. 3.Google Scholar