Campylobacterales

Superregnum: Bacteria Regnum: Bacteria Phylum: Proteobacteria Classis: Epsilon Proteobacteria Ordo: Campylobacterales Familia: Helicobacteraceae Genera: Flexispira - Helicobacter - Sulfuricurvum - Sulfurimonas - Thiomicrospira - Thiovulum - Wolinella