hymenobacter rivuli hymenobacter rivuli hymenobacter rivuli is a bacterium from the genus of hymenobacter which has been isolated from water from the wanan creek in taiwan. hymenobacter rivuli scientific classification domain: bacteria phylum: bacteroidota class: cytophagia order: cytophagales family: hymenobacteraceae genus: hymenobacter species: h. rivuli binomial name hymenobacter rivulisheu et al. 2018 type strain bcrc 80979, tapp3, kctc 52236, lmg 29559