sporosarcina siberiensis sporosarcina siberiensis sporosarcina siberiensis is a gram-positive, rod-shaped and non-motile bacterium from the genus of sporosarcina which has been isolated from the east siberian sea. sporosarcina siberiensis scientific classification domain: bacteria phylum: bacillota class: bacilli order: bacillales family: planococcaceae genus: sporosarcina species: s. siberiensis binomial name sporosarcina siberiensiszhang et al. 2014 type strain cgmcc 1.12516, lmg 27494, strain 1111s-42 synonyms sporosarcina arctic