pusillimonas soli pusillimonas soli pusillimonas soli is a gram-negative, oxidase- and catalase-positive, non-spore-forming, motile bacterium of the genus pusillimonas, isolated from farm soil near daejeon in south korea. pusillimonas soli scientific classification domain: bacteria phylum: pseudomonadota class: betaproteobacteria order: burkholderiales family: alcaligenaceae genus: pusillimonas species: p. soli binomial name pusillimonas solilee et al. 2010 type strain jcm 16386, kctc 22455, mj07