sphingobacterium paludis sphingobacterium paludis sphingobacterium paludis is a gram-negative bacterium from the genus of sphingobacterium which has been isolated from soil from the xixi wetland in china. sphingobacterium paludis scientific classification domain: bacteria phylum: bacteroidota class: sphingobacteriia order: sphingobacteriales family: sphingobacteriaceae genus: sphingobacterium species: s. paludis binomial name sphingobacterium paludisfeng et al. 2014 type strain cgmcc 1.12801, nbrc 110386, s37