geodermatophilus aquaeductus geodermatophilus aquaeductus geodermatophilus aquaeductus is a gram-positive, aerobic and gamma-ray resistant bacterium from the genus geodermatophilus which has been isolated from the surface of a calcarenite stone from the ruins of the aqueduct of hadrian in tunisia. geodermatophilus aquaeductus scientific classification domain: bacteria phylum: actinomycetota class: actinomycetia order: geodermatophilales family: geodermatophilaceae genus: geodermatophilus species: g. aquaeductus binomial name geodermatophilus aquaeductushezbri et al. 2015 type strain cect 8822dsm 46834bmg 801