Probable orthocone skip and roll marks from the Aberystwyth Grits
- 1 January 1974
- journal article
- research article
- Published by Cambridge University Press (CUP) in Geological Magazine
- Vol. 111 (1) , 31-34
- https://doi.org/10.1017/s0016756800000418
Abstract
Summary: Skip and roll marks, probably the impressions of orthocones, are described from the Aberystwyth Grits (Lower Silurian, mid-Wales).Keywords
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