alteraurantiacibacter alteraurantiacibacter alteraurantiacibacter is a genus of gram-negative bacteria. alteraurantiacibacter scientific classification domain: bacteria phylum: pseudomonadota class: alphaproteobacteria order: sphingomonadales family: erythrobacteraceae genus: alteraurantiacibacterxu et al. 2020 species alteraurantiacibacter aestuarii (park et al. 2011) xu et al. 2020 alteraurantiacibacter aquimixticola (park et al. 2019) et al. 2020 alteraurantiacibacter buctensis (zhang et al. 2016) xu et al. 2020