Actinopyga agassizi (Selenka, 1867) accepted as Actinopyga agassizii (Selenka, 1867) (basis of record)
Phyllophorus occidentalis (Ludwig, 1875) represented as Phyllophorus (Urodemella) occidentalis (Ludwig, 1875) accepted as Euthyonidiella occidentalis (Ludwig, 1875) (basis of record)
Thyone tanyspeira Pawson, 1976 accepted as Thyone tanyspiera Pawson & Miller, 1988 (basis of record)

Belizean Exclusive Economic Zone for Actinopyga agassizii (Selenka, 1867) 
Belizean Exclusive Economic Zone for Agassizia excentrica A. Agassiz, 1869 
Belizean Exclusive Economic Zone for Amphiodia pulchella (Lyman, 1869) 
Belizean Exclusive Economic Zone for Amphiodia trychna H.L. Clark, 1918 
Belizean Exclusive Economic Zone for Amphiodia violacea (Lütken, 1856) 
Belizean Exclusive Economic Zone for Amphipholis gracillima (Stimpson, 1854) 
Belizean Exclusive Economic Zone for Amphipholis januarii Ljungman, 1866 
Belizean Exclusive Economic Zone for Amphipholis squamata (Delle Chiaje, 1828) 
Belizean Exclusive Economic Zone for Amphiura fibulata Koehler, 1914 
Belizean Exclusive Economic Zone for Amphiura stimpsonii Lütken, 1859 
Belizean Exclusive Economic Zone for Analcidometra armata (Pourtalès, 1869) 
Belizean Exclusive Economic Zone for Anthenoides peircei Perrier, 1881 
Belizean Exclusive Economic Zone for Arbacia punctulata (Lamarck, 1816) 
Belizean Exclusive Economic Zone for Aspidodiadema jacobyi A. Agassiz, 1880 
Belizean Exclusive Economic Zone for Asterinides folium (Lutken, 1860) 
Belizean Exclusive Economic Zone for Astropecten articulatus (Say, 1825) 
Belizean Exclusive Economic Zone for Astropecten duplicatus Gray, 1840 
Belizean Exclusive Economic Zone for Astrophyton muricatum (Lamarck, 1816) 
Belizean Exclusive Economic Zone for Brissopsis elongata Mortensen, 1907 
Belizean Exclusive Economic Zone for Brissus unicolor (Leske, 1778) 
Belizean Exclusive Economic Zone for Caenopedina cubensis A. Agassiz, 1869 
Belizean Exclusive Economic Zone for Cassidulus caribaearum Lamarck, 1801 
Belizean Exclusive Economic Zone for Cheiraster (Barbadosaster) echinulatus (Perrier, 1875) 
Belizean Exclusive Economic Zone for Chiridota rotifera (Pourtalès, 1851) 
Belizean Exclusive Economic Zone for Cidaris rugosa (H.L. Clark, 1907) 
Belizean Exclusive Economic Zone for Clypeaster rosaceus (Linnaeus, 1758) 
Belizean Exclusive Economic Zone for Clypeaster subdepressus (Gray, 1825) 
Belizean Exclusive Economic Zone for Coelopleurus floridanus A. Agassiz, 1872 
Belizean Exclusive Economic Zone for Copidaster lymani A.H. Clark, 1948 
Belizean Exclusive Economic Zone for Crinometra brevipinna (Pourtalès, 1868) 
Belizean Exclusive Economic Zone for Davidaster discoidea (Carpenter, 1888) 
Belizean Exclusive Economic Zone for Davidaster rubiginosus (Pourtalès, 1869) 
Belizean Exclusive Economic Zone for Diadema antillarum (Philippi, 1845) 
Belizean Exclusive Economic Zone for Echinaster (Echinaster) modestus Perrier, 1881 
Belizean Exclusive Economic Zone for Echinaster (Othilia) sentus (Say, 1825) 
Belizean Exclusive Economic Zone for Echinaster (Othilia) spinulosus Verrill, 1869 
Belizean Exclusive Economic Zone for Echinometra lucunter (Linnaeus, 1758) 
Belizean Exclusive Economic Zone for Echinometra viridis A. Agassiz, 1863 
Belizean Exclusive Economic Zone for Echinoneus cyclostomus Leske, 1778 
Belizean Exclusive Economic Zone for Encope emarginata (Leske, 1778) 
Belizean Exclusive Economic Zone for Epitomapta roseola (Verrill, 1874) 
Belizean Exclusive Economic Zone for Euapta lappa (J. Müller, 1850) 
Belizean Exclusive Economic Zone for Eucidaris tribuloides (Lamarck, 1816) 
Belizean Exclusive Economic Zone for Euthyonidiella destichada (Deichmann, 1930) 
Belizean Exclusive Economic Zone for Hemieuryale pustulata v. Martens, 1867 
Belizean Exclusive Economic Zone for Hemipholis elongata (Say, 1825) 
Belizean Exclusive Economic Zone for Holothuria (Cystipus) cubana Ludwig, 1875 
Belizean Exclusive Economic Zone for Holothuria (Cystipus) pseudofossor Deichmann, 1930 
Belizean Exclusive Economic Zone for Holothuria (Halodeima) floridana (Pourtalès, 1851) 
Belizean Exclusive Economic Zone for Holothuria (Halodeima) grisea Selenka, 1867 
Belizean Exclusive Economic Zone for Holothuria (Halodeima) mexicana Ludwig, 1875 
Belizean Exclusive Economic Zone for Holothuria (Platyperona) rowei Pawson & Gust, 1981 
Belizean Exclusive Economic Zone for Holothuria (Semperothuria) surinamensis Ludwig, 1875 
Belizean Exclusive Economic Zone for Holothuria (Thymiosycia) arenicola Semper, 1868 
Belizean Exclusive Economic Zone for Holothuria (Thymiosycia) impatiens (Forsskål, 1775) 
Belizean Exclusive Economic Zone for Holothuria (Thymiosycia) thomasi Pawson & Caycedo, 1980 
Belizean Exclusive Economic Zone for Isostichopus badionotus (Selenka, 1867) 
Belizean Exclusive Economic Zone for Isostichopus macroparentheses (Clark, 1922) 
Belizean Exclusive Economic Zone for Leodia sexiesperforata (Leske, 1778) 
Belizean Exclusive Economic Zone for Leptosynapta imswe Pawson, 1976 
Belizean Exclusive Economic Zone for Leptosynapta multigranula Clark, 1924 
Belizean Exclusive Economic Zone for Leptosynapta nannoplax Pawson, 1976 
Belizean Exclusive Economic Zone for Leptosynapta roseogradia Pawson, 1976 
Belizean Exclusive Economic Zone for Linckia guildingi Gray, 1840 
Belizean Exclusive Economic Zone for Lissothuria antillensis Pawson, 1967 
Belizean Exclusive Economic Zone for Luidia clathrata (Say, 1825) 
Belizean Exclusive Economic Zone for Lytechinus euerces H.L. Clark, 1912 
Belizean Exclusive Economic Zone for Lytechinus variegatus (Lamarck, 1816) 
Belizean Exclusive Economic Zone for Lytechinus williamsi Chesher, 1968 
Belizean Exclusive Economic Zone for Meoma ventricosa ventricosa (Lamarck, 1816) 
Belizean Exclusive Economic Zone for Moira atropos (Lamarck, 1816) 
Belizean Exclusive Economic Zone for Ocnus suspectus (Ludwig, 1875) 
Belizean Exclusive Economic Zone for Ophiactis algicola H.L. Clark, 1933 
Belizean Exclusive Economic Zone for Ophiactis quinqueradia Ljungman, 1872 
Belizean Exclusive Economic Zone for Ophiactis savignyi (Müller & Troschel, 1842) 
Belizean Exclusive Economic Zone for Ophidiaster guildingi Gray, 1840 
Belizean Exclusive Economic Zone for Ophioblenna antillensis Lütken, 1859 
Belizean Exclusive Economic Zone for Ophiobyrsa serpens Lyman, 1883 
Belizean Exclusive Economic Zone for Ophiocoma echinata (Lamarck, 1816) 
Belizean Exclusive Economic Zone for Ophiocoma paucigranulata Devaney, 1974 
Belizean Exclusive Economic Zone for Ophiocoma pumila Lütken, 1856 
Belizean Exclusive Economic Zone for Ophiocoma wendti Müller & Troschel, 1842 
Belizean Exclusive Economic Zone for Ophiocomella ophiactoides (H.L. Clark, 1900) 
Belizean Exclusive Economic Zone for Ophioderma anitae Hotchkiss, 1982 
Belizean Exclusive Economic Zone for Ophioderma appressum (Say, 1825) 
Belizean Exclusive Economic Zone for Ophioderma brevicaudum Lütken, 1856 
Belizean Exclusive Economic Zone for Ophioderma brevispinum (Say, 1825) 
Belizean Exclusive Economic Zone for Ophioderma cinereum Müller & Troschel, 1842 
Belizean Exclusive Economic Zone for Ophioderma ensiferum Hendler & Miller, 1984 
Belizean Exclusive Economic Zone for Ophioderma guttatum Lütken, 1859 
Belizean Exclusive Economic Zone for Ophioderma phoenium H.L. Clark, 1918 
Belizean Exclusive Economic Zone for Ophioderma rubicundum Lütken, 1856 
Belizean Exclusive Economic Zone for Ophioderma squamosissimum Lütken, 1856 
Belizean Exclusive Economic Zone for Ophiolepis gemma Hendler & Turner, 1987 
Belizean Exclusive Economic Zone for Ophiolepis impressa Lütken, 1859 
Belizean Exclusive Economic Zone for Ophiolepis paucispina (Say, 1825) 
Belizean Exclusive Economic Zone for Ophiolepis pawsoni Hendler, 1988 
Belizean Exclusive Economic Zone for Ophiomitrella glabra H.L. Clark, 1900 
Belizean Exclusive Economic Zone for Ophiomyxa flaccida (Say, 1825) 
Belizean Exclusive Economic Zone for Ophionephthys limicola Lütken, 1869