glycocaulis alkaliphilus glycocaulis alkaliphilus glycocaulis alkaliphilus is a gram-negative, aerobic and dimorphic bacterium from the genus of glycocaulis which has been isolated from crude oil from the daqing oilfield in china. glycocaulis alkaliphilus scientific classification domain: bacteria phylum: pseudomonadota class: alphaproteobacteria order: caulobacterales family: maricaulaceae genus: glycocaulis species: g. alkaliphilus binomial name glycocaulis alkaliphilusgeng et al. 2015 type strain 6b-8