ornatilinea ornatilinea ornatilinea is a bacteria genus from the family of anaerolineaceae with one known species (ornatilinea apprima). ornatilinea apprima has been isolated from microbial mat from an anaerobic sludge blanket reactor from the tomsk region in russia. ornatilinea scientific classification domain: bacteria phylum: chloroflexota class: anaerolineae order: anaerolineales family: anaerolineaceae genus: ornatilineapodosokorskaya et al. 2013 type species ornatilinea apprima species o. apprima