Class Proteobacteria Stackebrandt et al. 1988 see Phylum Proteobacteria Garrity and Holt 2001
   Subclass gamma see Class Gammaproteobacteria nom. inval.
     Family Alteromonadaceae Ivanova and Mikhailov 2001
       Genus Pseudoalteromonas Gauthier et al. 1995
         01 Pseudoalteromonas distincta (Romanenko et al. 1995) Ivanova et al. 2000
         02 Pseudoalteromonas elyakovii (Ivanova et al. 1997) Sawabe et al. 2000
         03 [Pseudoalteromonas haloplanktis] (ZoBell and Upham 1944) Gauthier et al. 1995
         04 Pseudoalteromonas atlantica (Akagawa-Matsushita et al. 1992) Gauthier et al. 1995
         05 Pseudoalteromonas antarctica Bozal et al. 1997
         06 Pseudoalteromonas aurantia (Gauthier and Breittmayer 1979) Gauthier et al. 1995
         07 Pseudoalteromonas carrageenovora (Akagawa-Matsushita et al. 1992) Gauthier et al. 1995
         08 Pseudoalteromonas citrea (Gauthier 1977) Gauthier et al. 1995
         09 Pseudoalteromonas denitrificans (Enger et al. 1987) Gauthier et al. 1995
         10 Pseudoalteromonas espejiana (Chan et al. 1978) Gauthier et al. 1995
         11 Pseudoalteromonas luteoviolacea (Gauthier 1982) Gauthier et al. 1995
         12 Pseudoalteromonas nigrifaciens (Baumann et al. 1984) Gauthier et al. 1995
         13 Pseudoalteromonas rubra (Gauthier 1976) Gauthier et al. 1995
         14 Pseudoalteromonas undina (Chan et al. 1978) Gauthier et al. 1995
         15 Pseudoalteromonas piscicida (ex Bein 1954) Gauthier et al. 1995
         16 Pseudoalteromonas bacteriolytica Sawabe et al. 1998 see Algicola bacteriolytica (Sawabe et al. 1998) Ivanova et al. 2004
         17 Pseudoalteromonas prydzensis Bowman 1998
         18 Pseudoalteromonas tunicata Holmström et al. 1998
         19 Pseudoalteromonas peptidolytica Venkateswaran and Dohmoto 2000
         20 Pseudoalteromonas marinoglutinosa