spirilloid
spiroplasmal
spiroplasma
sphingomonad
sphingobacterium
spiroplasmosis
spirochete
genus Spirillum
spirillosis
Spirochaeta
yokonolide
genus Spirochaeta
sphingobacterial
fusospirochete
saccharibacterium
sporulation
pectobacterium
spoligoforest
bacteroidete
spirillum
tenericute
firmicute
spironucleosis
spiravirus
pediococcal
spirillary
genus Pygoscelis
Pygoscelis
fusobacterium
sulfur bacteria
thiobacteria
spirochetosis
sulphur bacteria
bacteria
pediocin
spirocyst
bacillus
actinobacterium
sphincteric
actinobacillus
sphincterial
pisidiid
spiroplectamminid
bacteria genus
brevibacterium
bacilliary
sporophytic
Streptococcus anhemolyticus
gametophytic
spirula