youngimonas youngimonas youngimonas is a gram-negative, strictly aerobic, rod-shaped, non-spore-forming and non-motile genus of bacteria from the family of rhodobacteraceae with one known species (youngimonas vesicularis). youngimonas vesicularis has been isolated from seawater from the coast of kending in taiwan. youngimonas scientific classification domain: bacteria phylum: pseudomonadota class: alphaproteobacteria order: rhodobacterales family: rhodobacteraceae genus: youngimonashameed et al. 2014 type species youngimonas vesicularis species y. vesicularis