ancylobacter pratisalsi ancylobacter pratisalsi ancylobacter pratisalsi is a gram-negative, aerobic and non-motile bacteria from the genus of ancylobacter which has been isolated from rhizospheric soil of the plant plantago winteri. ancylobacter pratisalsi scientific classification domain: bacteria phylum: pseudomonadota class: alphaproteobacteria order: hyphomicrobiales family: xanthobacteraceae genus: ancylobacter species: a. pratisalsi binomial name ancylobacter pratisalsisuarez et al. 2017 type strain dsm 102029, lmg 29367, strain e130