marinospirillum alkaliphilum marinospirillum alkaliphilum marinospirillum alkaliphilum is an alkaliphilic and gram-negative bacterium from the genus of marinospirillum which has been isolated from the haoji soda lake in china. marinospirillum alkaliphilum scientific classification domain: bacteria phylum: pseudomonadota class: gammaproteobacteria order: oceanospirillales family: oceanospirillaceae genus: marinospirillum species: m. alkaliphilum binomial name marinospirillum alkaliphilumzhang et al. 2002 type strain as 1.2746, cgmcc 1.2746, cgmcc as 1.2746, jcm 11312, z4