沙群海葵屬有以下物種：
•Palythoa aggregata Lesson, 1830
•Palythoa anneae Carlgren, 1938
•盤花沙群海葵，Palythoa anthoplax (Pax et Müller, 1957)
•Palythoa arenacea Heller, 1868
•Palythoa argus Ehrenberg, 1834
•Palythoa aspera Pax, 1909
•Palythoa atogrisea Pax, 1924
•澳大利亞沙群海葵，Palythoa australiae (Carlgren, 1937)
•Palythoa australiensis Carlgren, 1950
•Palythoa bertholeti Gray, 1867
•Palythoa brasiliensis Heider, 1899
•Palythoa braunsi Pax, 1924
•Palythoa brochi Pax, 1924
•Palythoa buitendijkl Pax, 1924
•Palythoa caesia Dana, 1846
•Palythoa calcaria Muller, 1883
•Palythoa calcigena Pax, 1924
•Palythoa calycina Pax, 1909
•Palythoa canalifera Pax, 1908
•Palythoa canariensis Haddon & Duerden, 1896
•Palythoa cancrisocia Martens, 1876
•好望角沙群海葵，Palythoa capensis (Haddon et Duerden, 1896)
•Palythoa caracasiana Pax, 1924
•Palythoa caribaeorum (Duchassaing & Michelotti, 1860)
•Palythoa ceresina Pax & Muller, 1956
•Palythoa chlorostoma Pax & Muller, 1956
•Palythoa cingulata Milne Edwards, 1857
•Palythoa clavata (Duchassaing, 1850)
•Palythoa complanata Carlgren, 1951
•Palythoa congoensis Pax, 1952
•Palythoa dartevellei Pax, 1952
•Palythoa densa Carlgren, 1954
•Palythoa denudata Dana, 1846
•Palythoa dura Carlgren, 1920
•Palythoa durbanensis Carlgren, 1938
•Palythoa dysancrita Pax & Muller, 1956
•Palythoa eremita Pax, 1920
•Palythoa fatua Schultze, 1867
•Palythoa flavoviridis Ehrenberg, 1834
•Palythoa fuliginosa Dana, 1846
•Palythoa fusca (Duerden, 1898)
•Palythoa glareola (Lesueur, 1817)
•Palythoa glutinosa Duchassaing & Michelotti, 1864
•Palythoa grandiflora (Verrill, 1900)
•Palythoa grandis (Verrill, 1900)
•Palythoa gregorii Haddon & Duerden, 1896
•Palythoa gridellii Pax & Muller, 1956
•廣東沙群海葵，Palythoa guangdongensis (Zunan, 1998)
•Palythoa guinensis von Koch, 1886
•漢登沙群海葵，Palythoa haddoni (Carlgren, 1937)
•Palythoa halidosis Pax, 1952
•Palythoa hartmeyeri Pax, 1910
•Palythoa heideri Carlgren, 1954
•Palythoa heilprini (Verrill, 1900)
•Palythoa heliodiscus (Ryland & Lancaster, 2003)
•Palythoa horstii Pax, 1924
•Palythoa howesii Haddon & Shackleton, 1891
•Palythoa hypopelia Pax, 1909
•Palythoa ignota Carlgren, 1951
•Palythoa incerta Carlgren, 1900
•Palythoa insignis Carlgren, 1951
•Palythoa irregularis Duchassaing & Michelotti, 1860
•Palythoa isolata Verrill, 1907
•Palythoa javanica Pax, 1924
•Palythoa kochii Haddon & Shackleton, 1891
•Palythoa leseuri Klunzinger, 1877
•Palythoa leucochiton Pax & Muller, 1956
•平滑沙群海葵，Palythoa liscia (Haddon et Duerden, 1896)
•Palythoa mammillosa (Ellis et Solander, 1786)
•Palythoa mizigama Irei, Sinniger & Reimer, 2015
•Palythoa monodi Pax & Muller, 1956
•Palythoa multisulcata Carlgren, 1900
•Palythoa mutuki (Haddon & Shackleton, 1891)
•納塔爾沙群海葵，Palythoa natalensis (Carlgren, 1938)
•海燕沙群海葵，Palythoa nelliae (Pax, 1935)
•Palythoa nigricans McMurrich, 1898
•Palythoa oorti Pax, 1924
•Palythoa psammophilia Walsh & Bowers, 1971
•Palythoa senegalensis Pax & Muller, 1956
•Palythoa senegambiensis Carter, 1882
•Palythoa shackletoni Carlgren, 1937
•中華沙群海葵，Palythoa sinensis (Zunan, 1998)
•新加坡沙群海葵，Palythoa singaporensis (Pax et Müller, 1956)
•Palythoa spongiosa Andres, 1883
•斯氏沙群海葵，Palythoa stephensoni (Carlgren, 1937)
•Palythoa texaensis Carlgren & Hedgpeth, 1952
•石灰沙群海葵，Palythoa titanophila (Pax et Müller, 1957)
•Palythoa toxica Walsh & Bowers, 1971
•Palythoa tropica Carlgren, 1900
•Palythoa tuberculosa (Esper, 1791)
•Palythoa umbrosa Irei, Sinniger & Reimer, 2015
•Palythoa variabilis (Duerden, 1898)
•Palythoa wilsmoorei Wilsmore
•西沙沙群海葵，Palythoa xishaensis (Zunan, 1998)
•楊傑沙群海葵，Palythoa yongei (Carlgren, 1937)
•Palythoa zanzibarica Carlgren
