• strain
  • 1992 Spirochaeta xylanolyticus ♠ Yeh & Huang 2004 Notes: ♦ Type strain lost or not available ♠ Strains found at the National Center for Biotechnology Information (NCBI) but not listed in the List of Prokaryotic names with Standing in Nomenclature (LSPN) See the List of Prokaryotic names with Standing in Nomenclature. (wikipedia.org)
  • sometimes
  • Spirochaeta also have unique flagella, sometimes called axial filaments, which run lengthwise between the cytoplasmic membrane and outer membrane. (wikipedia.org)