natrinema versiforme natrinema versiforme natrinema versiforme is an extremely halophilic archaeon. it is neutrophilic, non-motile and pleomorphic, with type strain xf10t (=jcm 10478t =as 1.2365t =anmr 0149t). natrinema versiforme scientific classification domain: archaea kingdom: euryarchaeota phylum: euryarchaeota class: halobacteria order: natrialbales family: natrialbaceae genus: natrinema species: n. versiforme binomial name natrinema versiformexin et al. 2000