[1] Pacific NW Natl Lab, Environm Microbiol Grp, Richland, WA 99352 USA
[2] Princeton Univ, Dept Geosci, Princeton, NJ 08544 USA
[3] Florida State Univ, Dept Biomed Sci Biol, Tallahassee, FL 32306 USA
[4] Univ Tennessee, Ctr Biomarker Anal, Knoxville, TN USA
[5] Japan Marine Sci & Technol Ctr, Frontier Res Program Deep Sea Environm, Subground Animalculae Retrieval Project, Yokosuka, Kanagawa, Japan
[6] Indiana Univ, Dept Geol Sci, Biogeochem Labs, Bloomington, IN 47405 USA
[7] Univ Toronto, Dept Geosci, Toronto, ON, Canada
[8] Oak Ridge Natl Lab, Div Environm Sci, Oak Ridge, TN 37831 USA
[9] Driefontein Consolidated Mine, Carletonville, South Africa
[10] Geosyntec, Princeton, NJ USA
[11] Univ Western Ontario, Dept Earth Sci, London, ON, Canada
[12] No Arizona Univ, Dept Geol, Flagstaff, AZ 86011 USA
[13] Univ Wisconsin, Dept Geol Sci, Madison, WI USA
[14] Univ Penn, Dept Earth & Environm Sci, Philadelphia, PA 19104 USA