IDnature guide Groups Bacteria Kinds Leptospiraceae Spirochaetaceae Treponemataceae Overview Motile, Gram-negative bacteria with a helically coiled structure and characterized by axial filaments. Most members of this group are free-living and anaerobic. Phylogeny Tree of Life Links to other sites Spirochaete, Wikipedia Spirochetes, Wong's Virology Introduction to the Spirochetes, Univeristy of California Museum of Paleontology Acknowledgements Ashley MacDonald, University of Georgia, Athens I thank John Pickering for his assistance with the development of this page. Supported by National Biological Information Infrastructure National Science Foundation go to Discover Life's Facebook group Updated: 2024-04-25 22:21:40 gmt Principles of Life | Search | All Living Things | Top © Designed by The Polistes Corporation