| Kingdom | Phylum | Class | Family |
|---|---|---|---|
| Animalia | Cnidaria | Anthozoa | Amplexidae |
| Rank | Scientific name | Taxonomic status |
|---|---|---|
| species | Siphonophrentis elongata (Rafinesque & Clifford) | accepted |
| species | Siphonophrentis kobehensis Merriam | accepted |
| species | Siphonophrentis variabilis Oliver, 1960 | accepted |
Siphonophrentis O'Connell, 1914. GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via biodiversity.aq on 2019-11-28.