marimonas marimonas marimonas is a gram-negative and aerobic genus of bacteria from the family of rhodobacteraceae with two known species: marimonas arenosa et marimonas lutisalis. marimonas arenosa has been isolated from sea sand from korea. marimonas scientific classification domain: bacteria phylum: pseudomonadota class: alphaproteobacteria order: rhodobacterales family: rhodobacteraceae genus: marimonasthongphrom et al. 2017 type species marimonas arenosa species m. arenosa m. lutisalis