bulleidia bulleidia bulleidia is a gram-positive, non-spore-forming, anaerobic and non-motile genus from the family of erysipelotrichidae, with one known species (bulleidia extructa). bulleidia scientific classification domain: bacteria phylum: bacillota class: erysipelotrichia order: erysipelotrichales family: erysipelotrichidae genus: bulleidiadownes et al. 2000 type species bulleidia extructadownes et al. 2000 species b. extructa phylogeny the currently accepted taxonomy is based on the list of prokaryotic names with standing in nomenclature (lpsn) and national center for biotechnology information (ncbi) 16s rrna based ltp_01_2022 120 marker proteins based gtdb 07-rs207 solobacterium moorei bulleidia extructa bulleidia "anaerolactibacter massiliensis" togo et al. 2019 "galactobacillus timonensis" (togo et al. 2018) togo et al. 2019 "lactimicrobium massiliense" togo et al. 2019 solobacterium moorei kageyama & benno 2000 b. extructa downes et al. 2000