hymenobacter daeguensis hymenobacter daeguensis hymenobacter daeguensis is a gram-negative, rod-shaped, non-spore-forming, aerobic and non-motile bacterium from the genus of hymenobacter which has been isolated from water from the han river in korea. hymenobacter daeguensis scientific classification domain: bacteria phylum: bacteroidota class: cytophagia order: cytophagales family: hymenobacteraceae genus: hymenobacter species: h. daeguensis binomial name hymenobacter daeguensisten et al. 2017