thauera propionica thauera propionica thauera propionica is a gram-negative and non-endospore-producing bacterium from the genus of thauera which has been isolated from the ganges river from kanpur in india. thauera propionica scientific classification domain: bacteria phylum: pseudomonadota class: betaproteobacteria order: rhodocyclales family: rhodocyclaceae genus: thauera species: t. propionica binomial name thauera propionicapal et al. 2018 type strain kctc 52820, vtcc-b-910017, strain kndss-mac4