| Name | Pteridium (Kützing) J. Agardh | 
| Authorship | (Kützing) J. Agardh | 
| Rank | Genus | 
| NomenclaturalStatus | NomLeg | 
| Placed in | Delesseriaceae Bory | 
| Contains | Pteridium sp. | 
| Remarks | Rhodophyceae; later homonym (non Gleditsch ex Scopoli 1760 (nom. cons.)); Type: P. alatum (Hudson) J. Agardh (Fucus alatus Hudson); nom. syn. of Membranoptera Stackhouse 1809 Vide Kuetzing (Phycol. Gen. 445. 1843) who referred only this species to his subgenus Pteridium. | 
| Citation | 1898 Spec. Alg. 3(3): 218 | 
