Amphiura squamata (Delle Chiaje, 1828) accepted as Amphipholis squamata (Delle Chiaje, 1828) (basis of record)
Anseropoda membranacea Nardo, 1834 accepted as Anseropoda placenta (Pennant, 1777) (basis of record)
Astropecten irregularis serratus Müller & Troschel, 1842 (basis of record)
Astropecten serratus Müller & Troschel, 1842 accepted as Astropecten irregularis serratus Müller & Troschel, 1842 (basis of record)
Astropecten serratus Müller & Troschel, 1842 accepted as Astropecten irregularis serratus Müller & Troschel, 1842 (source of synonymy)
Astrospartus arborescens (L. Agassiz, 1839) accepted as Astrospartus mediterraneus (Risso, 1826) (basis of record)
Ceramaster placenta (Müller & Troschel, 1842) accepted as Peltaster placenta (Müller & Troschel, 1842) (basis of record)
Cucumaria brunnea (Forbes in Thompson, 1840) accepted as Ocnus brunneus (Forbes in Thompson, 1840) (basis of record)
Cucumaria montagui (Fleming, 1828) (basis of record)
Cucumaria syracusana (Grube, 1840) accepted as Pseudocnella syracusana (Grube, 1840) accepted as Hemiocnus syracusanus (Grube, 1840) (basis of record)
Dorocidaris papillata (Leske, 1778) accepted as Cidaris cidaris (Linnaeus, 1758) (additional source)
Holothuria sanctori Delle Chiaje, 1824 represented as Holothuria (Platyperona) sanctori Delle Chiaje, 1823 (basis of record)
Ophiocentrus brachiatus (Montagu, 1804) accepted as Acrocnida brachiata (Montagu, 1804) (basis of record)
Ophiothrix fragilis var. abildgaardi Koehler, 1921 accepted as Ophiothrix fragilis (Abildgaard in O.F. Müller, 1789) (basis of record)
Ophiothrix fragilis var. echinata (Delle Chiaje, 1828) accepted as Ophiothrix fragilis (Abildgaard in O.F. Müller, 1789) (basis of record)
Ophiothrix fragilis var. lusitanica Ljungman, 1872 accepted as Ophiothrix fragilis (Abildgaard in O.F. Müller, 1789) (basis of record)
Ophiothrix fragilis var. pentaphyllum Pennant, 1777 accepted as Ophiothrix fragilis (Abildgaard in O.F. Müller, 1789) (basis of record)
Ophiothrix quinquemaculata (Delle Chiaje, 1828) (basis of record)
Phyllophorus urna Grube, 1840 represented as Phyllophorus (Phyllophorus) urna Grube, 1840 (basis of record)
Thyone roscovita Hérouard, 1889 (additional source)

Adriatic Sea for Amphiura filiformis (O.F. Müller, 1776) 
Adriatic Sea for Astropecten bispinosus (Otto, 1823) 
Adriatic Sea for Astropecten platyacanthus (Philippi, 1837) 
Adriatic Sea for Astropecten spinulosus (Philippi, 1837) 
Adriatic Sea for Ceramaster placenta (Müller & Troschel, 1842) 
Adriatic Sea for Cucumaria cucumis (Risso, 1826) 
Adriatic Sea for Cucumaria grubei von Marenzeller, 1874 
Adriatic Sea for Cucumaria hyndmanni (Wyville Thompson, 1840) 
Adriatic Sea for Holothuria (Holothuria) helleri Marenzeller von, 1877 
Adriatic Sea for Holothuria (Holothuria) stellati Delle Chiaje, 1824 
Adriatic Sea for Labidoplax thomsoni (Herapath, 1865) 
Adriatic Sea for Ophioderma longicauda (Bruzelius, 1805) 
Adriatic Sea for Ophiomyxa pentagona (Lamarck, 1816) 
Adriatic Sea for Ophiopsila aranea Forbes, 1843 
Aegean Sea for Antedon mediterranea (Lamarck, 1816) 
Algeria for Genocidaris maculata A. Agassiz, 1869 
Algerian Exclusive Economic Zone for Antedon maroccana (AH Clark, 1914) 
Algerian Exclusive Economic Zone for Astropecten aurantiaca Gray, 1840 
Algerian Exclusive Economic Zone for Astropecten bispinosus (Otto, 1823) 
Algerian Exclusive Economic Zone for Astropecten jonstoni (Delle Chiaje, 1827) 
Algerian Exclusive Economic Zone for Cucumaria syracusana (Grube, 1840) 
Algerian Exclusive Economic Zone for Echinocardium mediterraneum (Forbes, 1844) 
Algerian Exclusive Economic Zone for Holothuria (Holothuria) helleri Marenzeller von, 1877 
Algerian Exclusive Economic Zone for Ophioderma longicauda (Bruzelius, 1805) 
Algerian Exclusive Economic Zone for Ophiopsila aranea Forbes, 1843 
Algerian part of the Mediterranean Sea - Western Basin for Ophiomyxa pentagona (Lamarck, 1816) 
Antilles Sea for Brissus unicolor (Leske, 1778) 
Antilles Sea for Dorocidaris papillata (Leske, 1778) 
Antilles Sea for Stylocidaris affinis (Philippi, 1845) 
Arcachon Bay for Astropecten irregularis (Pennant, 1777) 
Arcachon Bay for Ceramaster placenta (Müller & Troschel, 1842) 
Arcachon Bay for Holothuria sanctori Delle Chiaje, 1824 
Arcachon Bay for Labidoplax thomsoni (Herapath, 1865) 
Arcachon Bay for Leptosynapta galliennii (Herapath, 1865) 
Arcachon Bay for Leptosynapta inhaerens (O.F. Müller, 1776) 
Arcachon Bay for Ophiocentrus brachiatus (Montagu, 1804) 
Arcachon Bay for Ophiura lacertosa Lamarck, 1801 
Arcachon Bay for Paracentrotus lividus (Lamarck, 1816) 
Arcachon Bay for Pseudocucumis mixta Östergren, 1898 
Arcachon Bay for Thyone fusus (O.F. Müller, 1776) 
Arcachon Bay for Thyone roscovita Hérouard, 1889 
Arcachon Bay for Thyone roscovita Hérouard, 1889 
Atlantic Coast of France for Amphiura filiformis (O.F. Müller, 1776) 
Atlantic Coast of France for Antedon bifida (Pennant, 1777) 
Atlantic Coast of France for Cucumaria elongata Düben & Koren, 1846 
Atlantic Coast of France for Cucumaria lefevrii Barrois, 1882 
Atlantic Coast of France for Cucumaria montagui (Fleming, 1828) 
Atlantic Coast of France for Echinocardium cordatum (Pennant, 1777) 
Atlantic Coast of France for Echinocardium pennatifidum Norman, 1868 
Atlantic Coast of France for Echinus esculentus Linnaeus, 1758 
Atlantic Coast of France for Holothuria (Panningothuria) forskali Delle Chiaje, 1823 
Atlantic Coast of France for Holothuria (Roweothuria) poli Delle Chiaje, 1824 
Atlantic Coast of France for Labidoplax digitata (Montagu, 1815) 
Atlantic Coast of France for Leptometra celtica (M'Andrew & Barrett, 1857) 
Atlantic Coast of France for Leptosynapta inhaerens (O.F. Müller, 1776) 
Atlantic Coast of France for Ophiactis balli (W. Thompson, 1840) 
Atlantic Coast of France for Psammechinus miliaris (P.L.S. Müller, 1771) 
Atlantic Coast of France for Stichopus regalis (Cuvier, 1817) 
Atlantic Coast of France for Stichopus tremulus (Gunnerus) 
Atlantic Coast of France for Thyone roscovita Hérouard, 1889 
Atlantic Coast of France for Thyone roscovita Hérouard, 1889 
Atlantic Coast of Spain for Ophioderma longicauda (Bruzelius, 1805) 
Atlantic Coast of Spain for Stichopus tremulus (Gunnerus) 
Atlantic Europe for Molpadia musculus Risso, 1826 
Azores for Arbacia aequituberculata (Blainville, 1825) 
Azores for Brissus unicolor (Leske, 1778) 
Azores for Genocidaris maculata A. Agassiz, 1869 
Azores for Spatangus purpureus O.F. Müller, 1776 
Azores Exclusive Economic Zone for Astropecten bispinosus (Otto, 1823) 
Azores Exclusive Economic Zone for Centrostephanus longispinus (Philippi, 1845) 
Azores Exclusive Economic Zone for Echinocardium flavescens (O.F. Müller, 1776) 
Azores Exclusive Economic Zone for Echinus melo Lamarck, 1816 
Azores Exclusive Economic Zone for Hacelia attenuata Gray, 1840 
Azores Exclusive Economic Zone for Holothuria sanctori Delle Chiaje, 1824 
Azores Exclusive Economic Zone for Ophiocomina nigra (Abildgaard in O.F. Müller, 1789) 
Azores Exclusive Economic Zone for Ophioderma longicauda (Bruzelius, 1805) 
Azores Exclusive Economic Zone for Ophiopsila aranea Forbes, 1843 
Balear Islands for Astropecten aurantiaca Gray, 1840 
Banyuls for Antedon mediterranea (Lamarck, 1816) 
Banyuls for Astropecten aurantiaca Gray, 1840 
Banyuls for Astropecten bispinosus (Otto, 1823) 
Banyuls for Astropecten jonstoni (Delle Chiaje, 1827) 
Banyuls for Cucumaria hyndmanni (Wyville Thompson, 1840) 
Banyuls for Cucumaria kirschbergi Heller, 1868 
Banyuls for Phyllophorus urna Grube, 1840 
Banyuls for Tethyaster subinermis (Philippi, 1837) 
Banyuls for Thyone inermis Heller, 1868 
Barents Sea for Echinus acutus Lamarck, 1816 
Bergen for Leptosynapta galliennii (Herapath, 1865) 
Biarritz for Holothuria (Holothuria) tubulosa Gmelin, 1791 
Boulogne-sur-Mer for Ophiothrix fragilis var. pentaphyllum Pennant, 1777 
Calais for Paramphiura punctata (Forbes, 1841) 
Canaries for Brissus unicolor (Leske, 1778) 
Canaries for Dorocidaris papillata (Leske, 1778) 
Canary Islands Exclusive Economic Zone for Astropecten aurantiaca Gray, 1840 
Canary Islands Exclusive Economic Zone for Centrostephanus longispinus (Philippi, 1845) 
Canary Islands Exclusive Economic Zone for Holothuria (Roweothuria) poli Delle Chiaje, 1824 
Cape Blanc for Ophiomyxa pentagona (Lamarck, 1816) 
Cape Bojador for Echinocyamus pusillus (O.F. Müller, 1776) 
Cape Bojador for Echinus acutus Lamarck, 1816