| Kingdom | Phylum | Class | Order |
|---|---|---|---|
| Plantae | Rhodophyta | Florideophyceae | Gigartinales |
| Rank | Scientific name | Taxonomic status |
|---|---|---|
| genus | Catenella Greville, 1830 | accepted |
| genus | Catenellocolax Weber-van Bosse, 1928 | doubtful |
| genus | Caulacanthus Kützing, 1843 | accepted |
| genus | Feldmannophycus H.Augier & C.Boudouresque, 1971 | accepted |
| genus | Heringia J.Agardh, 1842 | accepted |
| genus | Montemaria A.B.Joly & K.Alveal, 1970 | doubtful |
| genus | Sterrocladia F.Schmitz, 1893 | accepted |
| genus | Taylorophycus E.Y.Dawson, 1961 | doubtful |
Caulacanthaceae. GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via biodiversity.aq on 2021-09-09.