Centrocidaris doderleini accepted as Centrocidaris doederleini (A. Agassiz, 1898) (basis of record)
Encope perspetiva accepted as Encope perspectiva L. Agassiz, 1841 accepted as Encope micropora L. Agassiz, 1841 (basis of record)
Euapta godefroyii (Semper, 1868) accepted as Euapta godeffroyi (Semper, 1868) (basis of record)
Euthyonidium ovulum Deichmann, 1938 accepted as Euthyonidium ovulum (Selenka, 1867) accepted as Afrocucumis ovulum (Selenka, 1867) (basis of record)
Mellitella stokesi accepted as Mellitella stokesii (L. Agassiz, 1841) (basis of record)
Meoma ventricosa frangibilis Chesher, 1970 (basis of record)
Pelopatides suspecta Ludwig, 1894 accepted as Paelopatides suspecta Ludwig, 1894 (basis of record)
Pentamera chierchia (Ludwig, 1887) accepted as Pentamera chierchiae (Ludwig, 1886) (basis of record)
Pseudocnus dubiosa (Semper, 1868) accepted as Pseudocnus dubiosus (Semper, 1868) (basis of record)

Costa Rican part of the North Pacific Ocean for Acanthaster planci (Linnaeus, 1758) 
Costa Rican part of the North Pacific Ocean for Agassizia scrobiculata Valenciennes, 1846 
Costa Rican part of the North Pacific Ocean for Amphiodia oerstedi (Lütken, 1856) 
Costa Rican part of the North Pacific Ocean for Amphiodia tabogae Nielsen, 1932 
Costa Rican part of the North Pacific Ocean for Amphiodia urtica (Lyman, 1860) 
Costa Rican part of the North Pacific Ocean for Amphiodia vicina H.L. Clark, 1940 
Costa Rican part of the North Pacific Ocean for Amphiodia violacea (Lütken, 1856) 
Costa Rican part of the North Pacific Ocean for Amphipholis geminata (Le Conte, 1851) 
Costa Rican part of the North Pacific Ocean for Amphipholis platydisca Nielsen, 1932 
Costa Rican part of the North Pacific Ocean for Amphipholis pugetana (Lyman, 1860) 
Costa Rican part of the North Pacific Ocean for Amphipholis puntarenae (Lütken, 1856) 
Costa Rican part of the North Pacific Ocean for Amphipholis squamata (Delle Chiaje, 1828) 
Costa Rican part of the North Pacific Ocean for Amphiura diomedeae Lütken & Mortensen, 1899 
Costa Rican part of the North Pacific Ocean for Arbacia incisa (A. Agassiz, 1863) 
Costa Rican part of the North Pacific Ocean for Asteropsis carinifera (Lamarck, 1816) 
Costa Rican part of the North Pacific Ocean for Astrocaneum spinosum (Lyman, 1875) 
Costa Rican part of the North Pacific Ocean for Astropecten armatus Gray, 1840 
Costa Rican part of the North Pacific Ocean for Astropecten regalis Gray, 1840 
Costa Rican part of the North Pacific Ocean for Astropyga pulvinata (Lamarck, 1816) 
Costa Rican part of the North Pacific Ocean for Brissopsis pacifica (A. Agassiz, 1898) 
Costa Rican part of the North Pacific Ocean for Brissus obesus Verrill, 1867 
Costa Rican part of the North Pacific Ocean for Centrostephanus coronatus (Verrill, 1867) 
Costa Rican part of the North Pacific Ocean for Clypeaster europacificus H.L. Clark, 1914 
Costa Rican part of the North Pacific Ocean for Clypeaster ochrus H.L. Clark, 1914 
Costa Rican part of the North Pacific Ocean for Clypeaster rotundus (A. Agassiz, 1863) 
Costa Rican part of the North Pacific Ocean for Cucumaria flamma Solis-Marin & Laguarda-Figueras, 1999 
Costa Rican part of the North Pacific Ocean for Diadema mexicanum A. Agassiz, 1863 
Costa Rican part of the North Pacific Ocean for Diopederma daniana (Verrill, 1867) 
Costa Rican part of the North Pacific Ocean for Echinaster (Othilia) aculeata (Gray, 1840) 
Costa Rican part of the North Pacific Ocean for Echinometra vanbrunti A. Agassiz, 1863 
Costa Rican part of the North Pacific Ocean for Encope laevis H.L. Clark, 1948 
Costa Rican part of the North Pacific Ocean for Encope michelini L. Agassiz, 1841 
Costa Rican part of the North Pacific Ocean for Encope micropora L. Agassiz, 1841 
Costa Rican part of the North Pacific Ocean for Encope perspetiva 
Costa Rican part of the North Pacific Ocean for Encope wetmorei A.H. Clark, 1946 
Costa Rican part of the North Pacific Ocean for Euapta godeffroyi (Semper, 1868) 
Costa Rican part of the North Pacific Ocean for Eucidaris thouarsii (L. Agassiz & Desor, 1846) 
Costa Rican part of the North Pacific Ocean for Euthyonidium veleronis Deichmann, 1941 
Costa Rican part of the North Pacific Ocean for Heliaster solaris A.H. Clark, 1920 
Costa Rican part of the North Pacific Ocean for Hemipholis gracilis Verrill, 1867 
Costa Rican part of the North Pacific Ocean for Hesperocidaris asteriscus H.L. Clark, 1948 
Costa Rican part of the North Pacific Ocean for Hesperocidaris dubia (H.L. Clark, 1907) 
Costa Rican part of the North Pacific Ocean for Hesperocidaris panamensis (A. Agassiz, 1898) 
Costa Rican part of the North Pacific Ocean for Holothuria (Cystipus) rigida (Selenka, 1867) 
Costa Rican part of the North Pacific Ocean for Holothuria (Halodeima) atra Jaeger, 1833 
Costa Rican part of the North Pacific Ocean for Holothuria (Halodeima) inornata Semper, 1868 
Costa Rican part of the North Pacific Ocean for Holothuria (Halodeima) kefersteinii (Selenka, 1867) 
Costa Rican part of the North Pacific Ocean for Holothuria (Lessonothuria) pardalis Selenka, 1867 
Costa Rican part of the North Pacific Ocean for Holothuria (Mertensiothuria) hilla Lesson, 1830 
Costa Rican part of the North Pacific Ocean for Holothuria (Platyperona) difficilis Semper, 1868 
Costa Rican part of the North Pacific Ocean for Holothuria (Selenkothuria) lubrica Selenka, 1867 
Costa Rican part of the North Pacific Ocean for Holothuria (Selenkothuria) portovallartensis Caso, 1954 
Costa Rican part of the North Pacific Ocean for Holothuria (Semperothuria) imitans Ludwig, 1875 
Costa Rican part of the North Pacific Ocean for Holothuria (Semperothuria) languens Selenka, 1867 
Costa Rican part of the North Pacific Ocean for Holothuria (Thymiosycia) arenicola Semper, 1868 
Costa Rican part of the North Pacific Ocean for Holothuria (Thymiosycia) impatiens (Forsskål, 1775) 
Costa Rican part of the North Pacific Ocean for Isostichopus fuscus (Ludwig, 1875) 
Costa Rican part of the North Pacific Ocean for Labidodemas americanum Deichmann, 1938 
Costa Rican part of the North Pacific Ocean for Labidodemas maccullochi (Deichmann, 1958) 
Costa Rican part of the North Pacific Ocean for Luidia tessellata Lutken, 1859 
Costa Rican part of the North Pacific Ocean for Mellita kanakoffi Durham, 1961 
Costa Rican part of the North Pacific Ocean for Mellita longifissa Michelin, 1858 
Costa Rican part of the North Pacific Ocean for Mellitella stokesi 
Costa Rican part of the North Pacific Ocean for Meoma ventricosa grandis Gray, 1851 
Costa Rican part of the North Pacific Ocean for Moira clotho Michelin, 1855 
Costa Rican part of the North Pacific Ocean for Neothyone gibber (Selenka, 1867) 
Costa Rican part of the North Pacific Ocean for Neothyone gibbosa Deichmann, 1941 
Costa Rican part of the North Pacific Ocean for Nidorellia armata (Gray, 1840) 
Costa Rican part of the North Pacific Ocean for Ophiactis simplex (LeConte, 1851) 
Costa Rican part of the North Pacific Ocean for Ophiocoma aethiops Lütken, 1859 
Costa Rican part of the North Pacific Ocean for Ophiocoma alexandri Lyman, 1860 
Costa Rican part of the North Pacific Ocean for Ophiocten hastatum Lyman, 1878 
Costa Rican part of the North Pacific Ocean for Ophioderma appressum (Say, 1825) 
Costa Rican part of the North Pacific Ocean for Ophioderma panamense Lütken, 1859 
Costa Rican part of the North Pacific Ocean for Ophioderma teres (Lyman, 1860) 
Costa Rican part of the North Pacific Ocean for Ophioderma variegatum Lütken, 1856 
Costa Rican part of the North Pacific Ocean for Ophiolepis grisea H.L. Clark, 1940 
Costa Rican part of the North Pacific Ocean for Ophiolepis plateia Ziesenhenne, 1940 
Costa Rican part of the North Pacific Ocean for Ophiolepis variegata Lütken, 1856 
Costa Rican part of the North Pacific Ocean for Ophionereis annulata (Le Conte, 1851) 
Costa Rican part of the North Pacific Ocean for Ophionereis dictyota Ziesenhenne, 1940 
Costa Rican part of the North Pacific Ocean for Ophiopaepale diplax (Nielsen, 1932) 
Costa Rican part of the North Pacific Ocean for Ophiophragmus marginatus (Lütken, 1856) 
Costa Rican part of the North Pacific Ocean for Ophiophragmus ophiactoides Ziesenhenne, 1940 
Costa Rican part of the North Pacific Ocean for Ophiophragmus tabogensis Nielsen, 1932 
Costa Rican part of the North Pacific Ocean for Ophiophthalmus normani (Lyman, 1879) 
Costa Rican part of the North Pacific Ocean for Ophiothela gracilis Nielsen, 1932 
Costa Rican part of the North Pacific Ocean for Ophiothela mirabilis (Verrill, 1867) 
Costa Rican part of the North Pacific Ocean for Ophiothrix spiculata Le Conte, 1851 
Costa Rican part of the North Pacific Ocean for Ophiozona pacifica (Lütken, 1856) 
Costa Rican part of the North Pacific Ocean for Paracaudina chilensis chilensis (Müller, 1850) 
Costa Rican part of the North Pacific Ocean for Pauliella aenigma Ludwig, 1905 
Costa Rican part of the North Pacific Ocean for Pentaceraster cumingi (Gray, 1840) 
Costa Rican part of the North Pacific Ocean for Pentamera beebei Deichmann, 1938 
Costa Rican part of the North Pacific Ocean for Pentamera chierchiae (Ludwig, 1886) 
Costa Rican part of the North Pacific Ocean for Pharia pyramidata (Gray, 1840) 
Costa Rican part of the North Pacific Ocean for Phataria unifascialis (Gray, 1840) 
Costa Rican part of the North Pacific Ocean for Pseudocnus californicus (Semper, 1868) 
Costa Rican part of the North Pacific Ocean for Pseudocnus dubiosus (Semper, 1868) 
Costa Rican part of the North Pacific Ocean for Rhyncholampas pacificus (A. Agassiz, 1863)