59 Species in Family Pennatulidae
| Scientific Name | Author | English Name |
|---|---|---|
| Crassophyllum cristatum | Tixier-Durivault, 1961 | |
| Crassophyllum thessalonicae | Vafidis & Koukouras, 1991 | |
| Gyrophyllum hirondellei | Studer, 1891 | |
| Gyrophyllum sibogae | Hickson, 1916 | |
| Pennatula aculeata | Danielssen, 1860 | Thorny sea pen |
| Pennatula argentina | Acuña & Zamponi, 1992 | |
| Pennatula bayeri | Barreira e Castro & Semaro de Medeiros, 2001 | |
| Pennatula borealis | Sars, 1846 | |
| Pennatula delicata | Tixier-Durivault, 1966 | |
| Pennatula fimbriata | Herklots, 1858 | |
| Pennatula indica | Thomson & Henderson, 1906 | |
| Pennatula inflata | Kükenthal, 1910 | |
| Pennatula moseleyi | Kölliker, 1880 | |
| Pennatula murrayi | Kölliker, 1880 | |
| Pennatula naresi | Kölliker, 1880 | |
| Pennatula pearceyi | Kölliker, 1880 | |
| Pennatula phosphorea | Linnaeus, 1758 | Phosphorescent sea pen |
| Pennatula prolifera | Jungersen, 1904 | |
| Pennatula rubra | (Ellis, 1764) | |
| Pteroeides acutum | Tixier-Durivault, 1966 | |
| Pteroeides bankanense | Bleeker, 1859 | |
| Pteroeides bestae | d'Hondt, 1984 | |
| Pteroeides breviradiatum | Kölliker, 1869 | |
| Pteroeides caledonicum | Kölliker, 1869 | |
| Pteroeides carnosum | Tixier-Durivault, 1972 | |
| Pteroeides crossieri | Tixier-Durivault, 1966 | |
| Pteroeides densum | Tixier-Durivault, 1966 | |
| Pteroeides dofleini | Balss, 1910 | |
| Pteroeides duebeni | Kölliker, 1869 | |
| Pteroeides durum | Kölliker, 1872 | |
| Pteroeides esperi | Herklots, 1858 | |
| Pteroeides flexuosum | Tixier-Durivault, 1966 | |
| Pteroeides griseum | (Linnaeus, 1767) | |
| Pteroeides humesi | Tixier-Durivault, 1966 | |
| Pteroeides hymenocaulon | Bleeker, 1859 | |
| Pteroeides isosceles | Thomson, 1915 | |
| Pteroeides jungerseni | Broch, 1910 | |
| Pteroeides laboutei | d'Hondt, 1984 | |
| Pteroeides latissimum | Kölliker, 1869 | |
| Pteroeides lusitanicum | Broch, 1910 | |
| Pteroeides malayense | Hickson, 1916 | |
| Pteroeides morbusus | Tixier-Durivault, 1961 | |
| Pteroeides oblongum | Gray, 1860 | |
| Pteroeides sagamiense | Moroff, 1902 | |
| Pteroeides sparmanni | Kölliker, 1869 | |
| Pteroeides spicatum | Tixier-Durivault, 1972 | |
| Pteroeides spinosum | (Ellis, 1764) | |
| Pteroeides tenerum | Kölliker, 1869 | |
| Pteroeides timorense | Hickson, 1916 | |
| Pteroeides triangulum | Tixier-Durivault, 1972 | |
| Ptilella grandis | (Ehrenberg, 1834) | |
| Ptilella grayi | García-Cárdenas, Drewery & López-González, 2019 | |
| Ptilosarcus gurneyi | (Gray, 1860) | Orange sea pen |
| Ptilosarcus undulatus | (Verrill, 1865) | |
| Sarcoptilus bollonsi | (Benham, 1906) | |
| Sarcoptilus grandis | Gray, 1848 | |
| Sarcoptilus nullispiculatus | Williams, 1995 | |
| Sarcoptilus rigidis | Williams, 1995 | |
| Sarcoptilus shaneparkeri | Williams, 1995 |