kribbella sancticallisti kribbella sancticallisti kribbella sancticallisti is a species of bacteria in the genus kribbella. it was discovered as a whitish-grey patina growing in roman catacombs in 2008. kribbella sancticallisti scientific classification domain: bacteria phylum: actinomycetota class: actinomycetia order: propionibacteriales family: kribbellaceae genus: kribbella species: k. sancticallisti binomial name kribbella sancticallistiurzì et al. 2008 type strain bc633dsm 19602jcm 14969