| Date | By | Attribute | Before | After |
|---|---|---|---|---|
| — | Placement | |||
| Linked | No | Yes | ||
| — | Parent | — | Rickettsia rickettsii | |
| — | Rank | — | subspecies | |
| Status | Automated discovery | Valid (ICNP) | ||
| Authority | — | Paddock et al. 2026 | ||
| Nomenclatural status | — | validly published under the ICNP | ||
| Taxonomic status | — | correct name, recommended for medical use | ||
| Proposal kind | — | subsp. nov. | ||
| Lpsn url | — | https://lpsn.dsmz.de/subspecies/rickettsia-rickettsii-californica | ||
| Nomenclatural type | — | Strain: 364-D = CRIRC RRI025 = CSUR R5060 | ||