Beecher's trilobite bed: Ordovician pyritization for the other half of the trilobite
Etter, W. (2002). Beecher's trilobite bed: Ordovician pyritization for the other half of the trilobite, in: Bottjer, D.J. et al. (Ed.) Exceptional fossil preservation: a unique view on the evolution of marine life. pp. 131-141
In: Bottjer, D.J. et al. (2002). Exceptional fossil preservation: a unique view on the evolution of marine life. Critical Moments and Perspectives in Earth History and Paleobiology. Columbia University Press: New York. ISBN 0-231-10254-2. 403 pp., more
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