Bifidobacterium animalis animalis Masco et al. 2004 Universal Root Woese et al. 1990 Bacteria (None 2015) Woese et al. 1990 Actinobacteria (sic) Goodfellow 2021 non Actinobacteria Stackebrandt et al. 1997 Actinomycetota corrig. Goodfellow 2021 Actinobacteriota corrig. Goodfellow 2021 Actinomycetes Krasil'nikov 1949 (Approved Lists 1980) Bifidobacteriales Stackebrandt et al. 1997 emend. Zhi et al. 2009 Bifidobacteriaceae Stackebrandt et al. 1997 emend. Zhi et al. 2009 Bifidobacterium Orla-Jensen 1924 emend. Rogosa 1974 (Approved Lists 1980) Bifidobacterium animalis (Mitsuoka 1969) Scardovi and Trovatelli 1974 (Approved Lists 1980) emend. Masco et al. 2004 Bifidobacterium animalis animalis Masco et al. 2004 Bifidobacterium animalis (Mitsuoka 1969) Scardovi and Trovatelli 1974 (Approved Lists 1980) emend. Masco et al. 2004 Bifidobacterium animalis lactis Masco et al. 2004 Bifidobacterium animalis animalis Masco et al. 2004 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 Bifidobacterium animalis (Mitsuoka 1969) Scardovi and Trovatelli 1974 (Approved Lists 1980) emend. Masco et al. 2004 Bifidobacterium animalis animalis Masco et al. 2004 Miyake T. Watanabe K. Watanabe T. Oyaizu H. Phylogenetic analysis of the genus Bifidobacterium and related genera based on 16S rDNA sequences 1998 42 661 667 Microbiology and Immunology Microbiol Immunol 0385-5600 1348-0421 9858460 Leblond-Bourget N. Philippe H. Mangin I. Decaris B. 16s rRNA and 16s to 23s Internal Transcribed Spacer Sequence Analyses Reveal Inter- and Intraspecific Bifidobacterium Phylogeny 1996 46 1 102 111 International Journal of Systematic Bacteriology Int J Syst Bacteriol 0020-7713 10.1099/00207713-46-1-102 8573484 Masco L. Ventura M. Zink R. Huys G. Swings J. Polyphasic taxonomic analysis of Bifidobacterium animalis and Bifidobacterium lactis reveals relatedness at the subspecies level: reclassification of Bifidobacterium animalis as Bifidobacterium animalis subsp. animalis subsp. nov. and Bifidobacterium lactis as Bifidobacterium animalis subsp. lactis subsp. nov. 2004 54 4 1137 1143 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijs.0.03011-0 15280282 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 Masco L. Ventura M. Zink R. Huys G. Swings J. Polyphasic taxonomic analysis of Bifidobacterium animalis and Bifidobacterium lactis reveals relatedness at the subspecies level: reclassification of Bifidobacterium animalis as Bifidobacterium animalis subsp. animalis subsp. nov. and Bifidobacterium lactis as Bifidobacterium animalis subsp. lactis subsp. nov. 2004 54 4 1137 1143 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijs.0.03011-0 15280282