magnetococcus magnetococcus magnetococcus is a genus of alphaproteobacteria. magnetococcus scientific classification domain: bacteria phylum: pseudomonadota class: "magnetococcia" order: magnetococcales family: magnetococcaceae genus: magnetococcusbazylinski et al. 2013 type species magnetococcus marinusbazylinski et al. 2013 species m. marinus bazylinski et al. 2013 "ca. m. massalia" lefèvre et al. 2009 "ca. m. yuandaduensis" corrig. lin and pan 2009