| Nominal Species (n = 10) | Present allocation (n = 10) | Ref. |
|---|---|---|
| Gigartina acicularis (Roth) J.V.Lamouroux, 1813 | Chondracanthus acicularis | 3477 |
| Chondrus albemarlensis Taylor, 1945 | Chondrus albemarlensis | 80701 |
| Iridaea cordata var. cordata Reinsch | Iridaea cordata var. cordata | 80701 |
| Fucus cordatus Turner, 1809 | Iridaea cordata | 3477 |
| Chondrus crispus Stackhouse | Chondrus crispus | 80701 |
| Gigartina exasperata Harvey & J.W.Bailey, 1851 | Chondracanthus exasperatus | 3477 |
| Gigartina glomerata Howe, 1914 | Chondracanthus glomeratus | 3477 |
| Chondrus hancockii Taylor, 1945 | Chondrus hancockii | 80701 |
| Gigartina skottsbergii Setchell & Gardner, 1936 | Gigartina skottsbergii | 80701 |
| Gigartina teedii (Roth) Lamouroux, 1813 | Gigartina teedii | 538 |