A rock that lies about its age
Geologists debate the age of an Indian rock formation that may hold the oldest evidence of animal life.
References:
Butterfield, N.J., and R.H. Rainbird. 1998. Diverse organic-walled fossils, including "possible dinoflagellates," from the early Neoproterozoic of arctic Canada. Geology 26(November):963.
Further Readings:
Monastersky, R. 1998. Question raised about oldest animal. Science News 154(Oct. 17):255.
______. 1997. The search for the oldest animals. Science News 152(Nov. 1):287.
Sources:
Nicholas J. Butterfield
University of Cambridge
Department of Earth Sciences
Cambridge CB2 3EQ
United KingdomFrom Science News, Vol. 154, No. 21, November 21, 1998, p. 332. Copyright Ó 1998 by Science Service.
11/21/98
copyright 1998 ScienceService
