2200Ma-Old "trace fossils" from the Transvaal Supergroup in the Transvaal
By: by N. Tyler and R. Tyler.
Contributors: Tyler, R.
Series: Information circular (University of the Witwatersrand. Economic Geology Research Unit) -- no. 189.
Publisher: University of the Witwatersrand
Published: 1986
Place of publication: Johannesburg
Language: eng
Subjects: Paleontology -- Precambrian.; Paleontology -- South Africa -- Transvaal; Trace fossils -- South Africa
Notes:  87173580 // t_oclc

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