Ruminococcus callidus Holdeman and Moore 1974 (Approved Lists 1980) Chen S. Dong X. Acetanaerobacterium elongatum gen. nov., sp. nov., from paper mill waste water. 2004 54 6 2257 2262 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijs.0.63212-0 15545467 Skerman V.B.D. McGowan V. Sneath P.H.A. Approved Lists of Bacterial Names 1980 30 1 225 420 International Journal of Systematic Bacteriology Int J Syst Bacteriol 0020-7713 10.1099/00207713-30-1-225 Liolios K. Chen I.M. Mavromatis K. Tavernarakis N. Hugenholtz P. Markowitz V.M. Kyrpides N.C. The Genomes On Line Database (GOLD) in 2009: status of genomic and metagenomic projects and their associated metadata 2010 38 D346 354 Nucleic Acids Research Nucleic Acids Res. 0305-1048 1362-4962 10.1093/nar/gkp848 19914934