aurantiacibacter arachoides aurantiacibacter arachoides aurantiacibacter arachoides is a gram-negative and rod-shaped bacteria from the genus aurantiacibacter which has been isolated from the ice core of the east rongbuk glacier from the tibetan plateau. aurantiacibacter arachoides scientific classification domain: bacteria phylum: pseudomonadota class: alphaproteobacteria order: sphingomonadales family: erythrobacteraceae genus: aurantiacibacter species: a. arachoides binomial name aurantiacibacter arachoides(xing et al. 2017) xu et al. 2020 type strain cgmcc 1.15507, rc4-10-4, jcm 31277 synonyms erythrobacter arachoides xing et al. 2017