oceanisphaera profunda oceanisphaera profunda oceanisphaera profunda is a gram-negative and aerobic bacterium from the genus of oceanisphaera which has been isolated from deep-sea sediments from the south china sea. oceanisphaera profunda scientific classification domain: bacteria phylum: pseudomonadota class: gammaproteobacteria order: aeromonadales family: aeromonadaceae genus: oceanisphaera species: o. profunda binomial name oceanisphaera profundaxu et al. 2014 type strain cctcc ab 2013241, kctc 32510, strain sm1222 synonyms oceanisphaera nanhaiensis