This is a preview of subscription content, access via your institution
Access options
Subscribe to this journal
Receive 51 print issues and online access
$199.00 per year
only $3.90 per issue
Buy this article
- Purchase on Springer Link
- Instant access to full article PDF
Prices may be subject to local taxes which are calculated during checkout
References
Darwin, C.R. The Origin of Species (Murray, London, 1859).
Zang, W. L. & Walter, M.R. Nature 337, 642–645 (1989).
Timofeev, B.V. Trud. Inst. All-Union Sci. Invest. Prosp. Petrol. 129 (Nauka, Moscow, 1959).
Vidal, G. & Knoll, A.H. Geol. Soc. Am. Mem. 161, 265–277 (1983).
Timofeev, B.V., Hermann, T.N. & Mikhailova, N., Nauk. USSR Acad. Sci. Inst. Geol. Geochronol. Leningrad (1976).
Knoll, A.H. J. Paleont. 58, 131–162 (1984).
Butterfield, N.J., Knoll, A.H. & Swett, K. Nature 334, 424–427 (1988).
Butterfield, N. J. & Rainbird, R.H. Geol. Soc. Am. Abstr. Prog. 20, A103 (1988).
Knoll, A.H. & Ohta, Y. Polar Res. 6, 59–67 (1988).
Awramik, S.M. et al. Nature 315, 655–659 (1985).
Yin, L. Strat. Palaeont. System. Boundaries China Precambr. Cambr. 1, 415–494 (1987).
Pyatiletov, V.G. & Rudavskaya, V.A. Vendian Syst. 1, 153–159 (1985).
Spjeldnaes, N. Nature 200, 63–64 (1963).
Zang, W. Thesis, Australian National Univ. (1988).
Author information
Authors and Affiliations
Rights and permissions
About this article
Cite this article
Knoll, A., Butterfield, N. New window on Proterozoic life. Nature 337, 602–603 (1989). https://doi.org/10.1038/337602a0
Issue Date:
DOI: https://doi.org/10.1038/337602a0
This article is cited by
-
Trachyhystrichosphaera: An age-marker acanthomorph from the Bhander group, upper Vindhyan, Rajasthan
Journal of Earth System Science (2009)
-
Die Acritarcha: ihre Klassifikation, Morphologie, Ultrastruktur und paläoökologische/paläogeographische Verbreitung
Paläontologische Zeitschrift (2003)
-
Latest Proterozoic stratigraphy and Earth history
Nature (1992)