Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         [crown] Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
           Domain Bacteria Woese et al. 1990 [paraphyletic?]
             Superphylum "Proteobacteria" Craig et al. 2010
               Phylum "Gammaproteobacteria" Garrity et al., 2005 [monotypic]
                 Class Gammaproteobacteriaᵀ Garrity et al. 2005
                   Order Alteromonadales Bowman and McMeekin 2005
                     Family Colwelliaceae Ivanova et al. 2004
                       Genus Colwelliaᵀ Deming et al. 1988
                         01 Colwellia aestuarii Jung et al. 2006
                         02 Colwellia asteriadis Choi et al. 2010
                         03 Colwellia chukchiensis Yu et al. 2011
                         04 Colwellia demingiae Bowman et al. 1998
                         05 Colwellia hadaliensis Deming et al. 1988
                         06 Colwellia hornerae Bowman et al. 1998
                         07 Colwellia maris Yumoto et al. 1998
                         08 Colwellia meonggei Kim et al. 2014
                         09 Colwellia piezophila Nogi et al. 2004
                         10 Colwellia polaris Zhang et al. 2008
                         11 Colwellia psychrerythraea corrig. (ex D'Aoust and Kushner 1972) Deming et al. 1988
                         12 Colwellia psychrotropica Bowman et al. 1998
                         13 Colwellia rossensis Bowman et al. 1998