2200Ma-Old "trace fossils" from the Transvaal Supergroup in the Transvaal
By: by N. Tyler and R. Tyler.
Contributors: Tyler, R.
Series: Information circular / Economic Geology Research Unit ;; no. 189; 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.; Fossils -- South Africa -- Transvaal.
Notes: Bibliography: leaves 7-8.