curvibacter fontanus curvibacter fontanus curvibacter fontanus is a bacterium from the genus curvibacter and family comamonadaceae, which was isolated from well water. curvibacter fontanus scientific classification domain: bacteria phylum: pseudomonadota class: betaproteobacteria order: burkholderiales family: comamonadaceae genus: curvibacter species: c. fontanus binomial name curvibacter fontanusding and yokota 2010, sp. nov. type strain aq9t, atcc baa-873, cctcc ab 206021, ccug 49444, iam 15072, jcm 21533