marinospirillum minutulum marinospirillum minutulum marinospirillum minutulum is a helical, halophilic and gram-negative bacterium from the genus of marinospirillum. marinospirillum minutulum scientific classification domain: bacteria phylum: pseudomonadota class: gammaproteobacteria order: oceanospirillales family: oceanospirillaceae genus: marinospirillum species: m. minutulum binomial name marinospirillum minutulum(watanabe 1959) satomi et al. 1998 type strain atcc 19193, cgmcc 1.2716, cip 103376, dsm 6287, ifo 15450, lmg 5334, nbrc 15450, ncimb 1347, ncmb 1347, vpi 40 synonyms spirillum minutulum,oceanospirillum minutulum