Cenarchaeum symbiosum Preston et al. 1996 Hallam S.J. Konstantinidis K.T. Putnam N. Schleper C. Watanabe Y. Sugahara J. Preston C. de la Torre J. Richardson P.M. DeLong E.F. Genomic analysis of the uncultivated marine crenarchaeote Cenarchaeum symbiosum 2006 103 48 18296 18301 Proceedings of the National Academy of Sciences of the United States of America Proc Natl Acad Sci U S A 0027-8424 1091-6490 10.1073/pnas.0608549103 17114289 Host: Axinella mexicana (marine sponge).