• Oreaster Müller & Troschel, 1842
• Oreaster aculeatus (Gray, 1840) accepted as Oreaster reticulatus (Linnaeus, 1758)
• Oreaster affinis Müller & Troschel, 1842 accepted as Pentaceraster affinis (Müller & Troschel, 1842)
• Oreaster alveolatus (Perrier, 1875) accepted as Pentaceraster alveolatus (Perrier, 1875)
• Oreaster armatus (Gray, 1840) accepted as Nidorellia armata (Gray, 1840)
• Oreaster australis Lutken, 1871 accepted as Pentaceraster regulus (Müller & Troschel, 1842)
• Oreaster bermudensis H.L. Clark, 1942 accepted as Oreaster reticulatus (Linnaeus, 1758)
• Oreaster boysii Forbes, 1848 † accepted as Stauranderaster boysii (Forbes, 1848) †
• Oreaster bulbiferus Forbes, 1848 † accepted as Stauranderaster bulbiferus (Forbes, 1848) † accepted as Aspidaster bulbiferus (Forbes, 1848) †
• Oreaster carinatus Müller & Troschel, 1842 accepted as Pentaceros carinatus (Müller & Troschel, 1842) accepted as Oreaster clavatus Müller & Troschel, 1842
• Oreaster clavatus Müller & Troschel, 1842
• Oreaster clouei Perrier, 1869 accepted as Protoreaster nodosus (Linnaeus, 1758)
• Oreaster coronatus Forbes, 1848 † accepted as Stauranderaster coronatus (Forbes, 1848) †
• Oreaster decipiens Bell, 1884 accepted as Pentaceraster decipiens (Bell, 1884)
• Oreaster desjardinsi Michelin, 1844 accepted as Linckia desjardinsi (Michelin, 1844) accepted as Gomophia egyptiaca Gray, 1840
• Oreaster doederleini Goto, 1914 accepted as Pentaceraster regulus (Müller & Troschel, 1842)
• Oreaster dorsatus Lutken, 1864 accepted as Oreaster clavatus Müller & Troschel, 1842
• Oreaster forcipulosus Lutken, 1864 accepted as Pentaceros forcipulosus Lutken, 1864
• Oreaster franklini (Gray, 1840) accepted as Protoreaster nodosus (Linnaeus, 1758)
• Oreaster gigas Lutken, 1859 accepted as Oreaster reticulatus (Linnaeus, 1758)
• Oreaster gracilis Lutken, 1871 accepted as Pentaceros gracilis (Lutken, 1871) accepted as Pentaceraster gracilis (Lütken, 1871)
• Oreaster granulosus (Gray, 1847) accepted as Goniodiscaster seriatus (Muller & Troschel, 1843)
• Oreaster grayi Bell, 1884 accepted as Pentaceros grayi (Bell, 1884) accepted as Pentaceraster multispinus (von Martens, 1866)
• Oreaster gustavianum Rowe, 1974 (unaccepted > nomen nudum)
• Oreaster hawaiiensis (Fisher, 1906) accepted as Pentaceraster cumingi (Gray, 1840)
• Oreaster hedemanni Lutken, 1871 accepted as Pentaceraster multispinus (von Martens, 1866)
• Oreaster hiulcus (Gray, 1840) accepted as Protoreaster nodosus (Linnaeus, 1758)
• Oreaster hondurae Domantay & Roxas, 1938 accepted as Protoreaster nodosus (Linnaeus, 1758)
• Oreaster intermedia von Martens, 1866 accepted as Protoreaster nodosus (Linnaeus, 1758)
• Oreaster lapidarius Grube, 1857 accepted as Oreaster reticulatus (Linnaeus, 1758)
• Oreaster lincki (de Blainville, 1830) accepted as Protoreaster lincki (Blainville, 1830)
• Oreaster luetkeni Bell, 1884 accepted as Pentaceraster regulus (Müller & Troschel, 1842)
• Oreaster magnificus Goto, 1914 accepted as Pentaceraster magnificus (Goto, 1914)
• Oreaster mammillatus (Audouin, 1826) accepted as Pentaceraster mammillatus (Audouin, 1826)
• Oreaster mammosus Valenciennes (MS) in Perrier, 1869 accepted as Protoreaster nodosus (Linnaeus, 1758)
• Oreaster modestus (Gray, 1866) accepted as Protoreaster nodosus (Linnaeus, 1758)
• Oreaster muelleri Bell, 1884 accepted as Pentaceraster affinis (Müller & Troschel, 1842)
• Oreaster muricatus (Gray, 1840) accepted as Protoreaster lincki (Blainville, 1830)
• Oreaster muricatus var. multispina von Martens, 1866 accepted as Pentaceraster multispinus (von Martens, 1866)
• Oreaster mutica von Martens, 1866 accepted as Protoreaster nodosus (Linnaeus, 1758)
• Oreaster nahensis Goto, 1914 accepted as Protoreaster nodosus (Linnaeus, 1758)
• Oreaster nodosus (Linnaeus, 1758) accepted as Protoreaster nodosus (Linnaeus, 1758)
• Oreaster nodosus var. hondurae Domantay & Roxas, 1938 accepted as Oreaster hondurae Domantay & Roxas, 1938 accepted as Protoreaster nodosus (Linnaeus, 1758)
• Oreaster nodulosus (Perrier, 1875) accepted as Protoreaster nodulosus (Perrier, 1875)
• Oreaster obtusangulus (Lamarck, 1816) accepted as Pseudoreaster obtusangulus (Lamarck, 1816)
• Oreaster obtusatus (Bory de St. Vincent, 1827) accepted as Pentaster obtusatus (Bory de St. Vincent, 1827)
• Oreaster obtusus Forbes, 1848 † accepted as Nymphaster obtusus (Forbes, 1848) †
• Oreaster occidentalis Verrill, 1867 accepted as Pentaceraster cumingi (Gray, 1840)
• Oreaster ocellatus Forbes, 1848 † accepted as Stauranderaster ocellatus (Forbes, 1848) †
• Oreaster orientalis Müller & Troschel, 1842 accepted as Pentaceraster chinensis (Gray, 1840)
• Oreaster perforatus Geinitz, 1871 † accepted as Hadranderaster simplex (Geinitz, 1871) †
• Oreaster pistilliferus Forbes, 1848 † accepted as Aspidaster pistilliferus (Forbes, 1848) †
• Oreaster productus Bell, 1884 accepted as Poraster superbus (Möbius, 1859)
• Oreaster regulus Müller & Troschel, 1842 accepted as Pentaceraster regulus (Müller & Troschel, 1842)
• Oreaster reinhartdi Lutken, 1864 accepted as Protoreaster lincki (Blainville, 1830)
• Oreaster reticulatus (Linnaeus, 1758)
• Oreaster reticulatus var. bermudensis accepted as Oreaster bermudensis H.L. Clark, 1942 accepted as Oreaster reticulatus (Linnaeus, 1758)
• Oreaster rouxi (Koehler, 1910) accepted as Pentaceraster gracilis (Lütken, 1871)
• Oreaster simplex Geinitz, 1871 † accepted as Hadranderaster simplex (Geinitz, 1871) †
• Oreaster squamatus Forbes, 1848 † accepted as Stauranderaster squamatus (Forbes, 1848) †
• Oreaster superbus Möbius, 1859 accepted as Pentaceros superbus (Möbius, 1859) accepted as Poraster superbus (Möbius, 1859)
• Oreaster thoracifer Geinitz, 1871 † accepted as Metopaster thoracifer (Geinitz, 1871) †
• Oreaster thurstoni Bell, 1888 accepted as Pentaceraster affinis (Müller & Troschel, 1842)
• Oreaster troscheli Bell, 1884 accepted as Pentaceraster alveolatus (Perrier, 1875)
• Oreaster tuberculatus Müller & Troschel, 1842 accepted as Pentaceraster tuberculatus (Müller & Troschel, 1842)
• Oreaster tuberosus Behn in Möbius, 1859 accepted as Oreaster reticulatus (Linnaeus, 1758)
• Oreaster turritus (Gray, 1840) accepted as Protoreaster nodosus (Linnaeus, 1758)
• Oreaster valvulatus Müller & Troschel, 1843 accepted as Anthaster valvulatus (Müller & Troschel, 1843)
• Oreaster verrucosus Müller & Troschel, 1842 accepted as Pentaceraster mammillatus (Audouin, 1826)
• Oreaster westermanni Lutken, 1871 accepted as Pentaceraster westermanni (Lutken, 1871)
• Oreasteridae Fisher, 1908
• Pentaceros (Oreaster) Müller & Troschel, 1842
• Pentaceros (Oreaster) juassicus Zitt in Fraas, 1885-1886 †
• Pentaceros (Oreaster) primaevus Zitt in Fraas, 1885-1886 † accepted as Stauraster primaevus (Zittel in Fraas, 1885-86) †
• Pentaceros (Oreaster) pustuliferus Fraas, 1885-1886 †