Abalistes stellatus (Anonymous, 1798) (additional source)
Ablennes hians (Valenciennes, 1846) (additional source)
Abudefduf bengalensis (Bloch, 1787) (additional source)
Abudefduf septemfasciatus (Cuvier, 1830) (additional source)
Abudefduf sexfasciatus (Lacepède, 1801) (additional source)
Abudefduf sordidus (Forsskål, 1775) (additional source)
Abudefduf vaigiensis (Quoy & Gaimard, 1825) (additional source)
Abylopsis tetragona (Otto, 1823) (additional source)
Acanthastrea echinata (Dana, 1846) (additional source)
Acanthella Schmidt, 1862 (additional source)
Acanthocepola limbata (Valenciennes, 1835) (additional source)
Acanthocybium solandri (Cuvier, 1832) (additional source)
Acanthogobius flavimanus (Temminck & Schlegel, 1845) (additional source)
Acanthogobius hasta (Temminck & Schlegel, 1845) (additional source)
Acanthogobius lactipes (Hilgendorf, 1879) (additional source)
Acanthogorgia vegae Aurivillius, 1931 (additional source)
Acanthometra pellucida Müller, 1858 (additional source)
Acanthopagrus australis (Günther, 1859) (additional source)
Acanthopagrus berda (Forsskål, 1775) (additional source)
Acanthopagrus latus (Houttuyn, 1782) (additional source)
Acanthophora spicifera (M.Vahl) Børgesen, 1910 (additional source)
Acanthopleura loochooana (Broderip & G. B. Sowerby I, 1829) (basis of record)
Acanthosphex leurynnis (Jordan & Seale, 1905) (additional source)
Acanthurus bariene Lesson, 1831 (additional source)
Acanthurus dussumieri Valenciennes, 1835 (additional source)
Acanthurus leucopareius (Jenkins, 1903) (additional source)
Acanthurus nigricans (Linnaeus, 1758) (additional source)
Acanthurus nigrofuscus (Forsskål, 1775) (additional source)
Acanthurus olivaceus Bloch & Schneider, 1801 (additional source)
Acanthurus triostegus (Linnaeus, 1758) (additional source)
Acanthus ilicifolius L. (additional source)
Acartia (Acanthacartia) sinjiensis Mori, 1940 (basis of record)
Acartia (Acartia) negligens Dana, 1849 (basis of record)
Acartia (Odontacartia) erythraea Giesbrecht, 1889 represented as Acartia (Odontacartia) erythraea erythraea Giesbrecht, 1889 (basis of record)
Acartia (Odontacartia) pacifica Steuer, 1915 (basis of record)
Acartia spinicauda Giesbrecht, 1889 represented as Acartia (Odontacartia) spinicauda Giesbrecht, 1889 (additional source)
Acartiella sinensis Shen & Lee, 1963 (additional source)
Acasta conica Hoek, 1913 (basis of record)
Acasta sulcata Lamarck, 1818 (basis of record)
Acaudina molpadioides (Semper, 1867) (basis of record)
Acentrogobius caninus (Valenciennes, 1837) (additional source)
Acetes erythraeus Nobili, 1906 (additional source)
Acetes japonicus Kishinouye, 1905 (additional source)
Achaeus tuberculatus Miers, 1879 (additional source)
Achelia superba (Loman, 1911) (additional source)
Achnanthes brevipes C.Agardh, 1824 (additional source)
Achnanthes brevipes var. angustata (Greville) Cleve, 1895 (additional source)
Achnanthes citronella (A.Mann) Hustedt, 1937 accepted as Cocconeis citronella Mann, 1925 (additional source)
Achnanthes hauckiana Grunow, 1880 (additional source)
Achnanthes javanica var. subconstricta Meister, 1932 (additional source)
Achnanthes longipes C.Agardh, 1824 (additional source)
Acipenser sinensis Gray, 1835 (additional source)
Acoetes melanonota (Grube, 1876) (additional source)
Acrocalanus gibber Giesbrecht, 1888 (additional source)
Acrocalanus gracilis Giesbrecht, 1888 (additional source)
Acrocalanus indicus Tanaka, 1960 accepted as Delius nudus (Sewell, 1929) (additional source)
Acrocalanus longicornis Giesbrecht, 1888 (additional source)
Acropora digitifera (Dana, 1846) (additional source)
Acropora glauca (Brook, 1893) (additional source)
Acropora pruinosa (Brook, 1893) (additional source)
Acropora solitaryensis Veron & Wallace, 1984 (additional source)
Acropora tumida (Verrill, 1866) (additional source)
Acropora valida (Dana, 1846) (additional source)
Acrosorium yendoi Yamada, 1930 (additional source)
Acrostichum aureum L. (additional source)
Actaea areolata (Dana, 1852) (basis of record)
Acteocina exilis (Dunker, 1860) (additional source)
Acteocina gordonis (Yokoyama, 1927) (additional source)
Acteocina simplex (A. Adams, 1850) (additional source)
Actinocucumis typica Ludwig, 1875 (additional source)
Actinocyclus alienus Grunow in Cleve, 1883 (additional source)
Actinocyclus ehrenbergii Ralfs, 1861 (additional source)
Actinocyclus ingens Rattray, 1890 † (additional source)
Actinoptychus pericavatus J.-J.Brun (additional source)
Actinopyga echinites (Jaeger, 1833) (additional source)
Actinotrichia fragilis (Forsskål) Børgesen, 1932 (additional source)
Actitis hypoleucos (Linnaeus, 1758) (additional source)
Actumnus dorsipes (Stimpson, 1858) (basis of record)
Actumnus setifer (De Haan, 1835) (additional source)
Adamnestia tosaensis T. Habe, 1954 accepted as Cylichna rimata A. Adams, 1862 (additional source)
Adeonella lichenoides (Lamarck, 1816) (basis of record)
Aegiceras corniculatum (L.) Blanco (basis of record)
Aeginura grimaldii Maas, 1904 (additional source)
Aeolidiella Bergh, 1867 (additional source)
Aeolidiella albopunctata G.-Y. Lin, 1992 (basis of record)
Aequorea macrodactyla (Brandt, 1835) (additional source)
Aequorea parva Browne, 1905 (additional source)
Aequorea pensilis (Haeckel, 1879) (additional source)
Aesopia cornuta Kaup, 1858 (additional source)
Aetea anguina (Linnaeus, 1758) (additional source)
Aethaloperca rogaa (Forsskål, 1775) (additional source)
Aetobatus flagellum (Bloch & Schneider, 1801) (additional source)
Aetobatus narinari (Euphrasen, 1790) (additional source)
Aetomylaeus milvus (Müller & Henle, 1841) (additional source)
Aetomylaeus nichofii (Bloch & Schneider, 1801) (additional source)
Afrocucumis africana (Semper, 1867) (additional source)
Agelas robusta Pulitzer-Finali, 1982 (additional source)
Aglaophamus dibranchis (Grube, 1877) (additional source)
Aglaophamus lyrochaeta (Fauvel, 1902) (additional source)
Aglaophamus sinensis (Fauvel, 1932) (additional source)