| Species | Name Used |
|---|---|
| Digenea simplex (Wulfen) C. Agardh | Digenea simplex (p. ) |
| Gelidiella acerosa (Forsskål) Feldmann & G. Hamel | Gelidiella acerosa (p. ) |
| Gelidiella trinitatensis W.R. Taylor | Gelidiella trinitatensis (p. 27 ) |
| Padina gymnospora (Kützing) Sonder, 1871 | Padina gymnospora (p. ) |
| Padina pavonica (Linnaeus) Thivy | Padina pavonica (p. ) |
| Penicillus capitatus Lamarck | Penicillus capitatus (p. ) |
| Penicillus dumentosus (J.V. Lamouroux) Blainville | Penicillus dumentosus (p. ) |
| Penicillus lamourouxii Decaisne | Penicillus lamourouxii (p. ) |
| Penicillus pyriformis A.Gepp & E.S.Gepp | Penicillus pyriformis (p. ) |
| Peyssonnelia boergesenii Weber-van Bosse | Peyssonnelia boergesenii (p. ) |
| Pneophyllum fragile Kützing | Pneophyllum fragile (p. ) |
| Polysiphonia atlantica Kapraun & J.N. Norris | Polysiphonia atlantica (p. ) |
| Polysiphonia havanensis Montagne | Polysiphonia havanensis (p. ) |
| Pringsheimiella scutata (Reinke) Höhnel ex Marchewianka | Pringsheimiella scutata (p. ) |