Abyssocucumis Heding, 1942 (additional source)
Abyssocucumis abyssorum (Théel, 1886) (additional source)
Acanthaster planci (Linnaeus, 1758) (additional source)
Acheronaster tumidus H.E.S. Clark, 1982 (additional source)
Achlyonice ecalcarea Théel, 1879 (basis of record)
Achlyonice gilpinbrowni (Pawson, 1965) (basis of record)
Achlyonice monactinica Ohshima, 1915 (basis of record)
Achlyonice tui (Pawson, 1965) (basis of record)
Aglaometra valida (Carpenter, 1888) (basis of record)
Alloeocomatella pectinifera (AH Clark, 1911) (additional source)
Allostichaster Verrill, 1914 (additional source)
Allostichaster farquhari McKnight, 2006 (additional source)
Allostichaster insignis (Farquhar, 1895) (additional source)
Allostichaster polyplax (Müller & Troschel, 1844) (additional source)
Amblypneustes elevatus (Hutton, 1872) (basis of record)
Amperima Pawson, 1965 (additional source)
Amperima robusta (Théel, 1882) (basis of record)
Amphicyclus thomsoni (Hutton, 1879) (basis of record)
Amphiophiura bakeri McKnight, 2003 (additional source)
Amphiophiura fisheri (A.H. Clark, 1949) (additional source)
Amphiophiura improba (Koehler, 1904) (additional source)
Amphiophiura insolita (Koehler, 1904) (additional source)
Amphiophiura kermadecensis (Benham, 1911) (additional source)
Amphiophiura pertusa Koehler, 1930 (additional source)
Amphiophiura prisca (Koehler, 1904) (additional source)
Amphiophiura spatulifera Koehler, 1922 (additional source)
Amphiophiura turgida Koehler, 1930 (additional source)
Amphiophiura urbana (Koehler, 1904) (additional source)
Amphioplus (Amphioplus) basilicus (Koehler, 1907) (additional source)
Amphioplus (Amphioplus) stewartensis (Mortensen, 1924) (additional source)
Amphioplus (Unioplus) pegasus Baker, 1977 (additional source)
Amphipholis squamata (Delle Chiaje, 1828) (additional source)
Amphiura (Amphiura) alba Mortensen, 1924 (additional source)
Amphiura (Amphiura) amokurae Mortensen, 1924 (additional source)
Amphiura (Amphiura) angularis Lyman, 1879 (additional source)
Amphiura (Amphiura) annulifera Mortensen, 1924 (additional source)
Amphiura (Amphiura) aster Farquhar, 1901 (additional source)
Amphiura (Amphiura) correcta Koehler, 1907 (additional source)
Amphiura (Amphiura) dawbini (Fell, 1952) (additional source)
Amphiura (Amphiura) heraldica Fell, 1952 (additional source)
Amphiura (Amphiura) hinemoae Mortensen, 1924 (additional source)
Amphiura (Amphiura) lanceolata Lyman, 1879 (additional source)
Amphiura (Amphiura) lymani Studer, 1885 (additional source)
Amphiura (Amphiura) magellanica Ljungman, 1867 (additional source)
Amphiura (Amphiura) praefecta Koehler, 1907 (additional source)
Amphiura (Amphiura) pusilla Farquhar, 1897 (additional source)
Amphiura (Amphiura) rosea Farquhar, 1894 (additional source)
Amphiura (Amphiura) spinipes Mortensen, 1924 (additional source)
Amphiura (Amphiura) tutanekai Baker, 1974 (additional source)
Amphiura (Ophiopeltis) dikellacantha Baker, 1974 (additional source)
Amphiura argentea Lyman, 1879 (additional source)
Amphiura eugeniae Ljungman, 1867 (additional source)
Amphiura modesta Studer, 1882 (additional source)
Anasterias laevigata (Hutton, 1879) (additional source)
Anasterias suteri (deLoriol, 1894) (additional source)
Anseropoda aotearoa McKnight, 1973 (additional source)
Anthenoides cristatus (Sladen, 1889) (additional source)
Anthenoides epixanthus (Fisher, 1906) (additional source)
Anthenoides granulosus Fisher, 1913 (additional source)
Apatopygus recens (Milne Edwards, 1836) (basis of record)
Aporocidaris milleri (A. Agassiz, 1898) (additional source)
Araeosoma coriaceum (A. Agassiz, 1879) (additional source)
Araeosoma thetidis (H.L. Clark, 1909) (additional source)
Argyrometra AH Clark, 1917 (additional source)
Argyrometra mortenseni AH Clark, 1917 (additional source)
Aspidodiadema tonsum A. Agassiz, 1879 (additional source)
Asterodiscides grayi Rowe, 1977 (additional source)
Asterodiscides truncatus (Coleman, 1911) (additional source)
Asteronyx loveni Müller & Troschel, 1842 (additional source)
Asteroporpa (Asteroporpa) australiensis Clark, 1909 (additional source)
Asteroschema bidwillae McKnight, 2000 (additional source)
Asteroschema horridum Lyman, 1879 (additional source)
Asteroschema igloo Baker, 1980 (additional source)
Asteroschema migrator Koehler, 1904 (additional source)
Asteroschema salix Lyman, 1879 (additional source)
Asteroschema tubiferum Matsumoto, 1911 (additional source)
Asteroschema wrighti McKnight, 2000 (additional source)
Asthenactis Fisher, 1906 (additional source)
Asthenactis australis McKnight, 2006 (additional source)
Astroboa granulatus (H.L. Clark, 1938) (additional source)
Astrobrachion adhaerens (Studer, 1884) (additional source)
Astrobrachion constrictum (Farquhar, 1900) (additional source)
Astroceramus Fisher, 1906 (additional source)
Astroceramus denticulatus McKnight, 2006 (additional source)
Astroceras elegans (Bell, 1917) (additional source)
Astroceras kermadecensis Baker, 1980 (additional source)
Astrocladus tonganus Döderlein, 1911 (additional source)
Astrodendrum elingamita Baker, 1974 (additional source)
Astrodia tenuispina (Verrill, 1884) (additional source)
Astrogymnotes hamishia Baker, Clark & McKnight, 2001 (additional source)
Astrogymnotes thomasinae Baker, Clark & McKnight, 2001 (additional source)
Astromesites compactus Fisher, 1913 (additional source)
Astromesites primigenius (Mortensen, 1925) (additional source)
Astromesites regis H.E.S Clark & D.G. McKnight, 2000 (additional source)
Astroniwa nukurangi McKnight, 2000 (additional source)
Astropatricia marita McKnight, 2006 (basis of record)
Astropecten Gray, 1840 (additional source)
Astropecten dubiosus Mortensen, 1925 (additional source)
Astropecten polyacanthus Müller & Troschel, 1842 (additional source)
Astropecten tasmanicus H.E.S Clark & D.G. McKnight, 2000 (additional source)