Runnegar, B. N.; Fedonkin, M. A. (1992). Proterozoic metazoan body fossils. Pp. 369-388 in Schopf, J.W. & Klein, C. (eds): The Proterozoic Biosphere: A Multidisciplinary Study. Cambridge University Press.
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Runnegar, B. N.; Fedonkin, M. A.
1992
Proterozoic metazoan body fossils. Pp. 369-388 in Schopf, J.W. & Klein, C. (eds): The Proterozoic Biosphere: A Multidisciplinary Study. Cambridge University Press.