| campylobacter fetus | species | bacteria | bacteria | species | 196 |
| campylobacter fetus subsp. fetus | subspecies | bacteria | bacteria | subspecies | 32019 |
| campylobacter fetus subsp. fetus cff110800-21-2 | no rank | | | no rank | 1273130 |
| campylobacter fetus subsp. venerealis | subspecies | bacteria | bacteria | subspecies | 32020 |
| campylobacter fetus subsp. venerealis 642-21 | no rank | | | no rank | 1167640 |
| campylobacter fetus subsp. venerealis b6 | no rank | | | no rank | 1167638 |
| campylobacter fetus subsp. venerealis bv. intermedius str. 99541 | no rank | | | no rank | 1333529 |
| campylobacter fetus subsp. venerealis nctc 10354 | no rank | bacteria | bacteria | no rank | 983328 |
| campylobacter fetus subsp. venerealis str. azul-94 | no rank | bacteria | bacteria | no rank | 593452 |