blastococcus jejuensis blastococcus jejuensis blastococcus jejuensis is a bacterium from the genus of blastococcus which has been isolated from sand from the gwakji beach at the jeju island in korea. blastococcus jejuensis scientific classification domain: bacteria phylum: actinomycetota class: actinomycetia order: geodermatophilales family: geodermatophilaceae genus: blastococcus species: b. jejuensis binomial name blastococcus jejuensislee 2006 type strain dsm 19597jcm 15614kccm 42251kst3-10nrrl b-24440