Files in this Data Supplement:

• Supplemental file 1 - Supplemental materials and methods, which include crust details, PCR protocols, sequence analysis, species richness estimation, evaporite comparative analyses, and sequence names; layer details for each endoevaporite (Table S1); list of representative clones sequenced in this study, including the closest BLAST hit (Table S2); abundance and distribution information for representative clones sequenced in this study (Table S3); phylogenetic tree of representative members of Bacteria (Fig. S1A) and Archaea (Fig. S1B); phylogenetic tree of the phylum Bacteroidetes constructed with Mr. Bayes (Fig. S2); UPGMA cluster tree (Fig. S3).
  Zipped MS Word document, 980K.