hymenobacter norwichensis hymenobacter norwichensis hymenobacter norwichensis is a bacterium from the genus of hymenobacter which has been isolated from air from the centre for visual arts in the united kingdom. hymenobacter norwichensis scientific classification domain: bacteria phylum: bacteroidota class: cytophagia order: cytophagales family: hymenobacteraceae genus: hymenobacter species: h. norwichensis binomial name hymenobacter norwichensisbuczolits et al. 2006 type strain dsm 15439, lmg 21876, ns/50