paraherbaspirillum paraherbaspirillum paraherbaspirillum is a gram-negative and non-spore-forming genus of bacteria in the family of oxalobacteraceae with one known species (paraherbaspirillum soli). paraherbaspirillum scientific classification domain: bacteria phylum: pseudomonadota class: betaproteobacteria order: burkholderiales family: oxalobacteraceae genus: paraherbaspirillumanandham et al. 2013 type species paraherbaspirillum soli species p. soli