Chandler, D. L. 1998. Wormhole findings push life back over billion years, scientists say. Boston Globe, October 1, p. A4. ABC News, September 30. A king-sized coprolite.
Scientists report evidence of billion year old worms.
CNN Interactive, September 30. Cooke, Robert. 1998. Researchers say worms once ruled the Earth. Newsday, reprinted in Spokane Spokesman-Review, October 1. Day, S. 1998a.