Evolution and environment in the late Silurian and early Devonian
Evolution and environment in the late Silurian and early Devonian: proceedings of a Royal Society discussion meeting held on 2 and 3 May 1984
organized and edited by W. G. Chaloner and J. D. Lawson
Publisher: London : The Society, 1985.
ISBN: 0854032436
LCC: QE727
