nevskia terrae nevskia terrae nevskia terrae is a gram-negative, strictly aerobic and motile bacterium from the genus of nevskia which has been isolated from soil from the baekryong island in korea. nevskia terrae scientific classification domain: bacteria phylum: pseudomonadota class: gammaproteobacteria order: xanthomonadales family: xanthomonadaceae genus: nevskia species: n. terrae binomial name nevskia terraekim et al. 2011 type strain jcm 15425, kacc 12736