| Spinaxinus caldarium Oliver & Rodrigues, 2017 | Accepted name (WoRMs) |
| Status | senior synonym, original combination |
| ICZN valid name | Yes |
| Status ref. | IUCN, 2022 |
| Comment | |
| Etymology of Generic name | |
| Etymology of specific name | 'caldarium' (Latin), i.e., hot bath, refers to the type locality of the hydrothermal conditions in the Kemp Caldera (Ref. 127611). |