cyclobacterium halophilum cyclobacterium halophilum cyclobacterium halophilum is a gram-negative, slightly halophilic, horseshoe-shaped and non-motile bacterium from the genus of cyclobacterium which has been isolated soil from the coastal-marine wetland of gomishan in iran. cyclobacterium halophilum scientific classification domain: bacteria phylum: bacteroidota class: cytophagia order: cytophagales family: cyclobacteriaceae genus: cyclobacterium species: c. halophilum binomial name cyclobacterium halophilumshahinpei et al. 2014 type strain cect 8341, gasx41, ibrc-m 10761