Bergey's manual of systematic bacteriology : the bacteroidetes, spirochaetes, tenericutes (mollicutes), acidobacteria, fibrobacteres, fusobacteria, dictyoglomi, gemmatimonadetes, lentisphaerae, verrucomicrobia, chlamydiae, and planctomycetes. Volume four - Krieg, Noel R.; Staley, James T.; Brown, Daniel R.; Hedlund, Brian P.; Paster, Bruce J.; Ward, Naomi L.; Ludwig, Wolfgang; Whitman, William B. (Springer, 2011)