Aaata brepha de Laubenfels, 1930 accepted as Clathria brepha (de Laubenfels, 1930) (basis of record)
Aaata brepha de Laubenfels, 1930 accepted as Clathria brepha (de Laubenfels, 1930) (source of synonymy)
Aaata brepha de Laubenfels, 1930 accepted as Clathria brepha (de Laubenfels, 1930) (extant flag source)
Aaata spongigartina de Laubenfels, 1930 accepted as Clathria spongigartina (de Laubenfels, 1930) (basis of record)
Aaata spongigartina de Laubenfels, 1930 accepted as Clathria spongigartina (de Laubenfels, 1930) (source of synonymy)
Aaata spongigartina de Laubenfels, 1930 accepted as Clathria spongigartina (de Laubenfels, 1930) (extant flag source)
Aaptos bergmanni de Laubenfels, 1950 (basis of record)
Aaptos bergmanni de Laubenfels, 1950 (extant flag source)
Aaptos ciliata (Wilson, 1925) (basis of record)
Aaptos ciliata (Wilson, 1925) (extant flag source)
Aaptos confertus Kelly-Borges & Bergquist, 1994 (basis of record)
Aaptos confertus Kelly-Borges & Bergquist, 1994 (extant flag source)
Aaptos duchassaingi (Topsent, 1889) (basis of record)
Aaptos duchassaingi (Topsent, 1889) (extant flag source)
Aaptos durissima (Carter, 1882) (basis of record)
Aaptos durissima (Carter, 1882) (extant flag source)
Aaptos globosum Kelly-Borges & Bergquist, 1994 (basis of record)
Aaptos globosum Kelly-Borges & Bergquist, 1994 (extant flag source)
Aaptos horrida (Carter, 1886) (basis of record)
Aaptos horrida (Carter, 1886) (extant flag source)
Aaptos lithophaga (Wiedenmayer, 1977) accepted as Axinyssa lithophaga (Wiedenmayer, 1977) (basis of record)
Aaptos lithophaga (Wiedenmayer, 1977) accepted as Axinyssa lithophaga (Wiedenmayer, 1977) (source of synonymy)
Aaptos lithophaga (Wiedenmayer, 1977) accepted as Axinyssa lithophaga (Wiedenmayer, 1977) (extant flag source)
Aaptos nuda (Kirkpatrick, 1903) (basis of record)
Aaptos nuda (Kirkpatrick, 1903) (extant flag source)
Aaptos pernucleata (Carter, 1870) (basis of record)
Aaptos pernucleata (Carter, 1870) (extant flag source)
Aaptos rosacea Kelly-Borges & Bergquist, 1994 (basis of record)
Aaptos rosacea Kelly-Borges & Bergquist, 1994 (extant flag source)
Aaptos suberitoides (Brøndsted, 1934) (basis of record)
Aaptos suberitoides (Brøndsted, 1934) (extant flag source)
Aaptos tentum Kelly-Borges & Bergquist, 1994 (basis of record)
Aaptos tentum Kelly-Borges & Bergquist, 1994 (extant flag source)
Aaptos vannamei de Laubenfels, 1935 (basis of record)
Aaptos vannamei de Laubenfels, 1935 (extant flag source)
Abila freyerii (Schmidt, 1862) accepted as Raspailia viminalis Schmidt, 1862 (basis of record)
Abila freyerii (Schmidt, 1862) accepted as Raspailia viminalis Schmidt, 1862 (source of synonymy)
Abila freyerii (Schmidt, 1862) accepted as Raspailia viminalis Schmidt, 1862 (extant flag source)
Abyssocladia oxeata Koltun, 1970 accepted as Phelloderma oxeata (Koltun, 1970) (basis of record)
Abyssocladia oxeata Koltun, 1970 accepted as Phelloderma oxeata (Koltun, 1970) (source of synonymy)
Abyssocladia oxeata Koltun, 1970 accepted as Phelloderma oxeata (Koltun, 1970) (extant flag source)
Acamas laxissima Duchassaing & Michelotti, 1864 accepted as Mycale laxissima (Duchassaing & Michelotti, 1864) (basis of record)
Acamas laxissima Duchassaing & Michelotti, 1864 accepted as Mycale laxissima (Duchassaing & Michelotti, 1864) (source of synonymy)
Acamas laxissima Duchassaing & Michelotti, 1864 accepted as Mycale laxissima (Duchassaing & Michelotti, 1864) (extant flag source)
Acanthacarnus radovani Boury-Esnault, 1973 accepted as Acarnus radovani (Boury-Esnault, 1973) (basis of record)
Acanthacarnus radovani Boury-Esnault, 1973 accepted as Acarnus radovani (Boury-Esnault, 1973) (source of synonymy)
Acanthacarnus radovani Boury-Esnault, 1973 accepted as Acarnus radovani (Boury-Esnault, 1973) (extant flag source)
Acanthancora aenigma (Lundbeck, 1910) (basis of record)
Acanthancora aenigma (Lundbeck, 1910) (extant flag source)
Acanthancora coralliophila van Soest, 1984 (basis of record)
Acanthancora coralliophila van Soest, 1984 (extant flag source)
Acanthancora cyanocrypta (de Laubenfels, 1930) (basis of record)
Acanthancora cyanocrypta (de Laubenfels, 1930) (extant flag source)
Acanthancora stylifera Burton, 1959 (basis of record)
Acanthancora stylifera Burton, 1959 (extant flag source)
Acanthascus affinis (Ijima, 1904) (basis of record)
Acanthascus affinis (Ijima, 1904) (extant flag source)
Acanthascus alani Ijima, 1898 (basis of record)
Acanthascus alani Ijima, 1898 (extant flag source)
Acanthascus arcticus (Brøndsted, 1916) (basis of record)
Acanthascus arcticus (Brøndsted, 1916) (extant flag source)
Acanthascus asper (Schulze, 1899) (basis of record)
Acanthascus asper (Schulze, 1899) (extant flag source)
Acanthascus baculifer (Schulze, 1904) (basis of record)
Acanthascus baculifer (Schulze, 1904) (extant flag source)
Acanthascus bidentatus (Okada, 1932) (basis of record)
Acanthascus bidentatus (Okada, 1932) (extant flag source)
Acanthascus borealis (Okada, 1932) (basis of record)
Acanthascus borealis (Okada, 1932) (extant flag source)
Acanthascus capillatus (Ijima, 1897) (basis of record)
Acanthascus capillatus (Ijima, 1897) (extant flag source)
Acanthascus celebesianus (Ijima, 1927) (basis of record)
Acanthascus celebesianus (Ijima, 1927) (extant flag source)
Acanthascus dawsoni (Lambe, 1893) (basis of record)
Acanthascus dawsoni (Lambe, 1893) (extant flag source)
Acanthascus dowlingi (Lambe, 1893) (basis of record)
Acanthascus dowlingi (Lambe, 1893) (extant flag source)
Acanthascus entacanthus (Ijima, 1904) (basis of record)
Acanthascus entacanthus (Ijima, 1904) (extant flag source)
Acanthascus fasciculatus (Schulze, 1899) (basis of record)
Acanthascus fasciculatus (Schulze, 1899) (extant flag source)
Acanthascus fuca (Tabachnick, 1989) (basis of record)
Acanthascus fuca (Tabachnick, 1989) (extant flag source)
Acanthascus glaber (Ijima, 1897) (basis of record)
Acanthascus glaber (Ijima, 1897) (extant flag source)
Acanthascus hamatus (Lendenfeld, 1915) (basis of record)
Acanthascus hamatus (Lendenfeld, 1915) (extant flag source)
Acanthascus heteractinus (Ijima, 1897) (basis of record)
Acanthascus heteractinus (Ijima, 1897) (extant flag source)
Acanthascus heteraster (Okada, 1932) (basis of record)
Acanthascus heteraster (Okada, 1932) (extant flag source)
Acanthascus microchetus (Ijima, 1898) (basis of record)
Acanthascus microchetus (Ijima, 1898) (extant flag source)
Acanthascus mirabilis (Schulze, 1899) (basis of record)
Acanthascus mirabilis (Schulze, 1899) (extant flag source)
Acanthascus mollis (Schulze, 1886) (basis of record)
Acanthascus mollis (Schulze, 1886) (extant flag source)
Acanthascus monstraster Tabachnick, 1994 (basis of record)
Acanthascus monstraster Tabachnick, 1994 (extant flag source)
Acanthascus nealus de Laubenfels, 1942 accepted as Schaudinnia rosea (Fristedt, 1887) (basis of record)