psychroserpens burtonensis psychroserpens burtonensis psychroserpens burtonensis is a species of psychrophilic, yellow-pigmented bacteria. it is non-motile and nutritionally fastidious. its type strain is acam 188. psychroserpens burtonensis scientific classification domain: bacteria phylum: bacteroidota class: flavobacteriia order: flavobacteriales family: flavobacteriaceae genus: psychroserpens species: psychroserpens burtonensisbowman et al. 1997