Hodgkinia McCutcheon et al. 2009 Hodgkinia McCutcheon et al. 2009 Hodgkinia cicadicola McCutcheon et al. 2009 Universal Root Woese et al. 1990 Bacteria (None 2015) Woese et al. 1990 Proteobacteria (sic) Garrity et al. 2021 Pseudomonadota corrig. Garrity et al. 2021 Alphaproteobacteriota (sic) Garrity et al. 2021 Alphaproteobacteria Garrity et al. 2006 Hyphomicrobiales Douglas 1957 (Approved Lists 1980) emend. Hördt et al. 2020 Incertae sedis 286 McCutcheon et al. 2009 Hodgkinia McCutcheon et al. 2009 Incertae sedis 286 McCutcheon et al. 2009 Hodgkinia cicadicola McCutcheon et al. 2009 McCutcheon J.P. McDonald B.R. Moran N.A. Origin of an alternative genetic code in the extremely small and GC-rich genome of a bacterial symbiont. 2009 5 7 e1000565 e1000565 PLoS Genetics PLoS Genet 1553-7390 1553-7404 10.1371/journal.pgen.1000565 19609354 McCutcheon J.P. McDonald B.R. Moran N.A. Origin of an alternative genetic code in the extremely small and GC-rich genome of a bacterial symbiont. 2009 5 7 e1000565 e1000565 PLoS Genetics PLoS Genet 1553-7390 1553-7404 10.1371/journal.pgen.1000565 19609354