domibacillus iocasae domibacillus iocasae domibacillus iocasae is a gram-positive bacterium from the genus of domibacillus which has been isolated from deep sea sediments from the okinawa trough. domibacillus iocasae scientific classification domain: bacteria phylum: bacillota class: bacilli order: bacillales family: bacillaceae genus: domibacillus species: d. iocasae binomial name domibacillus iocasaesun et al. 2016 type strain cctcc ab 2015183, dsm 29979, s6