laceyella sediminis laceyella sediminis laceyella sediminis is a thermophilic bacterium from the genus of laceyella which has been isolated from sediments from a hot spring in tengchong in china. laceyella sediminis scientific classification domain: bacteria phylum: bacillota class: bacilli order: bacillales family: thermoactinomycetaceae genus: laceyella species: l. sediminis binomial name laceyella sediminischen et al. 2012 type strain cctcc aa 208058, dsm 45263, rha1