摘要: An attempt is made to fix the Triassic-Jurassic boundary at classic locality of St Audries Bay, Somerset by reference biostratigraphy in conjunction with lithostratigraphy, utilizing comparison more fully marine sequence Kendelbach gorge Austria. The placed base Blue Lias Formation.
harvard.edu
geoscienceworld.org
sci-hub.se 参考文章(11)
A. Whittaker, The lithostratigraphical correlation of the uppermost Rhaetic and lowermost Liassic strata of the W Somerset and Glamorgan areas Geological Magazine. ,vol. 115, pp. 63- 67 ,(1978) , 10.1017/S0016756800040991
M.J. Fisher, R.E. Dunay, Palynology and the triassic/jurassic boundary Review of Palaeobotany and Palynology. ,vol. 34, pp. 129- 135 ,(1981) , 10.1016/0034-6667(81)90070-1
ANTHONY HALLAM, ZAIN EL SHAARAWY, Salinity reduction of the end‐Triassic sea from the Alpine region into northwestern Europe Lethaia. ,vol. 15, pp. 169- 178 ,(1982) , 10.1111/J.1502-3931.1982.TB01990.X
A. Hallam, The end-Triassic bivalve extinction event Palaeogeography, Palaeoclimatology, Palaeoecology. ,vol. 35, pp. 1- 44 ,(1981) , 10.1016/0031-0182(81)90092-4
L. Richardson, The Rhaetic and Contiguous Deposits of West, MID, & Part of East Somerset Quarterly Journal of the Geological Society. ,vol. 67, pp. 1- 74 ,(1911) , 10.1144/GSL.JGS.1911.067.01-04.03
E. G. Poole, The Triassic-Jurassic boundary in Great Britain Geological Magazine. ,vol. 116, pp. 303- 311 ,(1979) , 10.1017/S0016756800043788
D. A. B. PEARSON, Problems of Rhaetian stratigraphy with special reference to the lower boundary of the stage Quarterly Journal of The Geological Society. ,vol. 126, pp. 125- 150 ,(1970) , 10.1144/GSJGS.126.1.0125
P Bown, AR Lord, The occurrence of calcareous nannofossils in the Triassic/Jurassic boundary interval. Les Cahiers de l'Université Catholique de Lyon, Serie Sciences , 3 pp. 127-136. (1990). ,(1990)
E T Tozer, Latest Triassic ammonoid faunas and biochronology, western Canada Natural Resources Canada/ESS/Scientific and Technical Publishing Services. ,(1979) , 10.4095/105423
S A Curtis, M T Curtis, D T Donovan, A psiloceratid ammonite from the supposed Triassic Penarth Group of Avon, England Palaeontology. ,vol. 32, pp. 231- 235 ,(1989)