Journal article
Comment on “DNA from Pre-Clovis Human Coprolites in Oregon, North America”
Abstract
Gilbert et al. (Reports, 9 May 2008, p. 786) analyzed DNA from radiocarbon-dated paleofecal remains from Paisley Cave, Oregon, which ostensibly demonstrate a human presence in North America predating the well-established Clovis complex. We question the authenticity of their DNA results and argue that in the absence of intact stratigraphy and diagnostic artifacts, and in view of carbon isotope anomalies, the radiocarbon dates of the oldest …
Authors
Poinar H; Fiedel S; King CE; Devault AM; Bos K; Kuch M; Debruyne R
Journal
Science, Vol. 325, No. 5937, pp. 148–148
Publisher
American Association for the Advancement of Science (AAAS)
Publication Date
July 10, 2009
DOI
10.1126/science.1168182
ISSN
0036-8075