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pro vyhledávání: '"Murray Edmunds"'
Autor:
Murray Edmunds, Michael J. Simms
Publikováno v:
Proceedings of the Geologists' Association. 132:743-763
Northern Ireland's Jurassic succession has received relatively little detailed investigation. Late Sinemurian and early Pliensbachian strata are present in parts of north Antrim but they are poorly exposed at outcrop and have been penetrated by just
Autor:
Murray Edmunds
Publikováno v:
Monographs of the Palaeontographical Society. 163:1-84
Publikováno v:
Proceedings of the Geologists' Association. 114:65-96
A temporary section exposed at Westfield, Radstock (Somerset) is described in detail. Here, the Lower Lias ‘Armatum Bed’ is divisible into five layers, each containing a discrete ammonite assemblage. A highly condensed basal conglomerate with a f