Mailee Flower was integrally involved in preparing samples for extraction and analysis as well as overseeing a team of devoted workers including Amanda Miller, Christine Wilson, and Colleen Morita. We thank P. Delaney for access to equipment in her laboratory for the extractions and Rob Franks for his assistance in the analytical facilities. Samples were provided by the Ocean Drilling Program. This research was supported by NSF OCE 9811633.