pontibacter saemangeumensis pontibacter saemangeumensis pontibacter saemangeumensis is a gram-negative, rod-shaped and non-motile bacterium from the genus of pontibacter which has been isolated from seawater from the saemangeum tidein korea. pontibacter saemangeumensis scientific classification domain: bacteria phylum: bacteroidota class: cytophagia order: cytophagales family: hymenobacteraceae genus: pontibacter species: p. saemangeumensis binomial name pontibacter saemangeumensiskang et al. 2013 type strain jcm 17926, kacc 16448, gcm0142