[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Domain Bacteria Woese et al. 1990
     Phylum "Proteobacteria" Garrity et al. 2005 see Superphylum Proteobacteria Craig et al. 2010
       Class Gammaproteobacteria Garrity et al. 2005
         Order Alteromonadales Bowman and McMeekin 2005
           Family Pseudoalteromonadaceae Ivanova et al. 2004
             Genus Pseudoalteromonas Gauthier et al. 1995
               01 [Pseudoalteromonas haloplanktis] (ZoBell and Upham 1944) Gauthier et al. 1995
               02 Pseudoalteromonas agarivorans Romanenko et al. 2003
               03 Pseudoalteromonas aliena Ivanova et al. 2004
               04 Pseudoalteromonas antarctica Bozal et al. 1997
               05 Pseudoalteromonas atlantica (Akagawa-Matsushita et al. 1992) Gauthier et al. 1995
               06 Pseudoalteromonas aurantia (Gauthier and Breittmayer 1979) Gauthier et al. 1995
               07 Pseudoalteromonas byunsanensis Park et al. 2005
               08 Pseudoalteromonas carrageenovora (Akagawa-Matsushita et al. 1992) Gauthier et al. 1995
               09 Pseudoalteromonas citrea (Gauthier 1977) Gauthier et al. 1995
               10 Pseudoalteromonas denitrificans (Enger et al. 1987) Gauthier et al. 1995
               11 Pseudoalteromonas distincta (Romanenko et al. 1995) Ivanova et al. 2000
               12 Pseudoalteromonas elyakovii (Ivanova et al. 1997) Sawabe et al. 2000
               13 Pseudoalteromonas espejiana (Chan et al. 1978) Gauthier et al. 1995
               14 Pseudoalteromonas flavipulchra Ivanova et al. 2002
               15 Pseudoalteromonas issachenkonii Ivanova et al. 2002
               16 Pseudoalteromonas luteoviolacea (Gauthier 1982) Gauthier et al. 1995
               17 Pseudoalteromonas maricaloris Ivanova et al. 2002
               18 Pseudoalteromonas mariniglutinosa corrig. (ex Berland et al. 1969) Romanenko et al. 2003
               19 Pseudoalteromonas nigrifaciens (Baumann et al. 1984) Gauthier et al. 1995
               20 Pseudoalteromonas paragorgicola Ivanova et al. 2002
               21 Pseudoalteromonas peptidolytica Venkateswaran and Dohmoto 2000
               22 Pseudoalteromonas phenolica Isnansetyo and Kamei 2003
               23 Pseudoalteromonas piscicida (ex Bein 1954) Gauthier et al. 1995
               24 Pseudoalteromonas prydzensis Bowman 1998
               25 Pseudoalteromonas rubra (Gauthier 1976) Gauthier et al. 1995
               26 Pseudoalteromonas ruthenica Ivanova et al. 2002
               27 Pseudoalteromonas sagamiensis Kobayashi et al. 2003 see Algicola sagamiensis (Kobayashi et al. 2003) Nam et al. 2007
               28 Pseudoalteromonas spongiae Lau et al. 2005
               29 Pseudoalteromonas tetraodonis (Simidu et al. 1990) Ivanova et al. 2001
               30 Pseudoalteromonas translucida Ivanova et al. 2002
               31 Pseudoalteromonas tunicata Holmström et al. 1998
               32 Pseudoalteromonas ulvae Egan et al. 2001
               33 Pseudoalteromonas undina (Chan et al. 1978) Gauthier et al. 1995