cupriavidus laharis cupriavidus laharis cupriavidus laharis is a gram-negative, oxidase- and catalase-positive, hydrogen-oxidizing, aerobic, non-spore-forming, motile bacterium with peritrichous flagella of the genus cupriavidus and family burkholderiaceae which was isolated from volcanic mudflow deposits on mount pinatubo in the philippines. colonies of cupriavidus laharis are opaque and white. cupriavidus laharis scientific classification domain: bacteria phylum: pseudomonadota class: betaproteobacteria order: burkholderiales family: burkholderiaceae genus: cupriavidus species: c. laharis binomial name cupriavidus laharissato et al. 2006 type strain ccug 53908, cip 108726, dsm 19552, kctc 22126, lmg 23954, lmg 23992, pncm 10347, strain 1263a