【沙群海葵属】
沙群海葵属（Palythoa）为楔群海葵科的一个属。
==下属物种==
本属包括以下物种：
* Palythoa aggregata Lesson, 1830
* Palythoa anduzii (Duchassaing & Michelotti, 1860)
* Palythoa anneae Carlgren, 1938
* Palythoa anthoplax Pax & Müller, 1957
* Palythoa arenacea Heller, 1868
* Palythoa argus Ehrenberg, 1834
* Palythoa aspera Pax, 1909
* Palythoa atogrisea Pax, 1924
* Palythoa auricula (Lesueur, 1817)
* Palythoa australiae Carlgren, 1937
* Palythoa australiensis Carlgren, 1950
* Palythoa bertholeti Gray, 1867
* Palythoa brasiliensis Heider, 1899
* Palythoa braunsi Pax, 1924
* Palythoa brevis Andres, 1883
* Palythoa brochi Pax, 1924
* Palythoa buitendijkl Pax, 1924
* Palythoa caesia Dana, 1846
* Palythoa caespitosa Endean, 1982
* 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 & Duerden, 1896
* Palythoa caracasiana Pax, 1924
* Palythoa caribaeorum Duchassaing & Michelotti, 1860
* Palythoa caribbea
* Palythoa casigneta Walsh, 1967
* 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 distans (Duchassaing & Michelotti, 1866)
* Palythoa dubiae Walsh, 1967
* Palythoa dura Carlgren, 1920
* Palythoa durbanensis Carlgren, 1938
* Palythoa dysancrita Pax & Muller, 1956
* Palythoa eremita Pax, 1920
* Palythoa eupaguri Marion, 1882
* Palythoa flavoviridis Ehrenberg, 1834
* Palythoa fuliginosa Dana, 1846
* Palythoa fulva Walsh, 1967
* Palythoa fusca (Duerden, 1898)
* Palythoa gigantea Cubit & Williams, 1983
* Palythoa glareola (Lesueur, 1817)
* Palythoa glomerata Marion, 1906
* Palythoa glutinosa Duchassaing & Michelotti, 1864
* Palythoa grandiflora (Verrill, 1900)
* Palythoa grandis (Verrill, 1900)
* Palythoa gregorii Haddon & Duerden, 1896
* Palythoa gridellii Pax & Muller, 1956
* Palythoa guangdongensis Zunan, 1998
* Palythoa guinensis von Koch, 1886
* Palythoa haddoni Carlgren, 1937
* Palythoa halidosis Pax, 1952
* Palythoa hartmeyeri Pax, 1910
* Palythoa heideri Carlgren, 1954
* Palythoa heilprini (Verrill, 1900)
* 太阳盘沙群海葵 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
* Palythoa liscia Haddon & Duerden, 1896
* Palythoa lutea (Quoy & Gaimard, 1833)
* Palythoa mammillosa (Ellis & Solander, 1786)
* Palythoa mcmurrichi (Haddon & Shackleton, 1891)
* Palythoa mizigama Irei, Sinniger & Reimer, 2015
* Palythoa monodi Pax & Muller, 1956
* Palythoa multisulcata Carlgren, 1900
* 穆图沙群海葵 Palythoa mutuki (Haddon & Shackleton, 1891)
* Palythoa natalensis Carlgren, 1938
* Palythoa nelliae Pax, 1935
* Palythoa nigricans McMurrich, 1898
* Palythoa olivascens Brandt, 1835
* Palythoa oorti Pax, 1924
* Palythoa plana (Duchassaing & Michelotti, 1860)
* Palythoa psammophilia Walsh & Bowers, 1971
* Palythoa senegalensis Pax & Muller, 1956
* Palythoa senegambiensis Carter, 1882
* Palythoa shackletoni Carlgren, 1937
* Palythoa sinensis Zunan, 1998
* 新加坡沙群海葵 Palythoa singaporensis Pax & Müller, 1956
* Palythoa spongiosa Andres, 1883
* Palythoa stephensoni Carlgren, 1937
* Palythoa texaensis Carlgren & Hedgpeth, 1952
* Palythoa titanophila Pax & Müller, 1957
* Palythoa toxica Walsh & Bowers, 1971
* Palythoa tropica Carlgren, 1900
* 疣沙群海葵 Palythoa (Corticifera) tuberculosa (Esper, 1805)
* Palythoa umbrosa Irei, Sinniger & Reimer, 2015
* Palythoa vanikorensis (Quoy & Gaimard, 1833) 1832-1835
* Palythoa variabilis (Duerden, 1898)
* Palythoa vestitus (Verrill, 1928)
* Palythoa violacea Brüggemann, 1879
* Palythoa viridifusca (Quoy & Gaimard, 1833)
* 绿色沙群海葵 Palythoa viridis (Quoy & Gaimard, 1833)
* Palythoa wilsmoorei Wilsmore
* 西沙沙群海葵 Palythoa xishaensis Zunan, 1998
* Palythoa yongei Carlgren, 1937
* Palythoa zanzibarica Carlgren
==参考文献==