mesonia phycicola mesonia phycicola mesonia phycicola is a gram-negative, aerobic and non-motile bacterium from the genus of mesonia which has been isolated from seaweed near mara island. mesonia phycicola scientific classification domain: bacteria phylum: bacteroidota class: flavobacteriia order: flavobacteriales family: flavobacteriaceae genus: mesonia species: m. phycicola binomial name mesonia phycicolakang and lee 2010 type strain mdsw-25 synonyms mesonia phycicolae