There was an error in the author byline. Severine Jancek was excluded. The correct byline is: Gwenael Piganeau, Adam Eyre-Walker, Severine Jancek, Nigel Grimsley, Herve Moreau.
Severine Jancek's affiliation is 4 Institut de Recherche sur la Biologie de l'Insecte, UMR 6035, CNRS, Université François Rabelais, 37200 Tours, France.
The correct citation is: Piganeau G, Eyre-Walker A, Jancek S, Grimsley N, et al. (2011) How and Why DNA Barcodes Underestimate the Diversity of Microbial Eukaryotes. PLoS ONE 6(2): e16342. doi:10.1371/journal.pone.0016342
Severine Jancek's author contribution is: Analyzed the data.
Footnotes
Competing Interests: No competing interests declared.