hymenobacter glaciei hymenobacter glaciei hymenobacter glaciei is a species of bacteria first isolated from victoria upper glacier, antarctica on basal ice. it is a psychrotolerant, heterotrophic aerobe. it is notable for the prevalence of horizontal gene transfers in its evolution, possibly due to dormancy because of its habitat. hymenobacter glaciei scientific classification domain: bacteria phylum: bacteroidota class: cytophagia order: cytophagales family: hymenobacteraceae genus: hymenobacter species: h. glaciei binomial name hymenobacter glacieiklassen and foght 2011