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- Mollusca (132 791)
- Subphylum Aculifera
- Subphylum Conchifera
- Subphylum Placophora accepted as Polyplacophora
- Superclass Aplacophora
- Class Amphineura accepted as Aculifera
- Class Bivalvia (25 009)
- Subclass Autobranchia (23 295)
- Infraclass Heteroconchia (16 637)
- Infraclass Pteriomorphia (6 658)
- Superorder Eupteriomorphia
- Order Arcida (1 227)
- Order Colpomyida † (6)
- Order Cyrtodontida † (66)
- Order Limida (358)
- Order Myalinida † (576)
- Order Mytilida (706)
- Order Ostreida (705)
- Superfamily Ostreacea accepted as Ostreoidea Rafinesque, 1815
- Superfamily Ostreoidea Rafinesque, 1815 (243)
- Superfamily Pinnacea accepted as Pinnoidea Leach, 1819
- Superfamily Pinnoidea Leach, 1819 (138)
- Superfamily Pteriacea accepted as Pterioidea Gray, 1847 (1820)
- Superfamily Pterioidea Gray, 1847 (1820) (228)
- Family Anningellidae Hodges, 2022 †
- Family Aviculidae Goldfuss, 1820 accepted as Pteriidae J. E. Gray, 1847 (1820)
- Family Bakevelliidae W. King, 1850 † (36)
- Family Cassianellidae Ichikawa, 1958 † (8)
- Family Isognomonidae Woodring, 1925 (1828) (37)
- Family Kochiidae Frech, 1891 † (1)
- Family Malleidae Lamarck, 1818 (14)
- Family Margaritidae Blainville, 1824 (21)
- Family Melinidae Meek & Hayden, 1865 accepted as Isognomonidae Woodring, 1925 (1828)
- Family Pedalionidae Stephenson, 1923 accepted as Pteriidae J. E. Gray, 1847 (1820)
- Family Pergamidiidae L. R. Cox, 1964 † (3)
- Family Pernidae J. Fleming, 1828 accepted as Isognomonidae Woodring, 1925 (1828)
- Family Plicatostylidae Lupher & E. L. Packard, 1929 † (6)
- Family Pteriidae J. E. Gray, 1847 (1820) (60)
- Genus Arcavicula L. R. Cox, 1964 † (2)
- Genus Auricula [sic] accepted as Avicula Bruguière, 1792
- Genus Austropteria Iredale, 1939 accepted as Pteria Scopoli, 1777
- Genus Avicula Bruguière, 1792 accepted as Pteria Scopoli, 1777 (1)
- Subgenus Avicula (Aviculoperna) Cossmann, 1887 † accepted as Aviculoperna Cossmann, 1887 †
- Subgenus Avicula (Meleagrina) Lamarck, 1819 accepted as Pinctada Röding, 1798
- Species Avicula (Meleagrina) atropurpurea Dunker, 1852 accepted as Pinctada albina (Lamarck, 1819)
- Species Avicula (Meleagrina) badia Dunker, 1852
- Species Avicula (Meleagrina) bicolor Dunker, 1879
- Species Avicula (Meleagrina) capensis G. B. Sowerby III, 1890 accepted as Pinctada capensis (G. B. Sowerby III, 1890)
- Species Avicula (Meleagrina) citrina Dunker, 1852
- Species Avicula (Meleagrina) concinna Dunker, 1872 accepted as Pinctada albina (Lamarck, 1819)
- Species Avicula (Meleagrina) echinus Dunker, 1872
- Species Avicula (Meleagrina) fimbriata Dunker, 1852 accepted as Pteria sterna (A. Gould, 1851)
- Species Avicula (Meleagrina) grisea Dunker, 1872
- Species Avicula (Meleagrina) horrida Dunker, 1872 accepted as Pinctada imbricata Röding, 1798
- Species Avicula (Meleagrina) japonica sensu Dunker, 1879 accepted as Pinctada fucata (A. Gould, 1850)
- Species Avicula (Meleagrina) lichtensteini Dunker, 1852
- Species Avicula (Meleagrina) longisquamosa Dunker, 1852 accepted as Pinctada longisquamosa (Dunker, 1852)
- Species Avicula (Meleagrina) magellanica Stempell, 1899 accepted as Philobrya magellanica (Stempell, 1899)
- Species Avicula (Meleagrina) martensii Dunker, 1880 accepted as Pinctada fucata (A. Gould, 1850)
- Species Avicula (Meleagrina) olivacea Dunker, 1872
- Species Avicula (Meleagrina) pallida Dunker, 1872
- Species Avicula (Meleagrina) petersii Dunker, 1852 accepted as Pinctada petersii (Dunker, 1852)
- Species Avicula (Meleagrina) prasina Dunker, 1872
- Species Avicula (Meleagrina) reentsii Dunker, 1872 accepted as Pinctada albina (Lamarck, 1819)
- Species Avicula (Meleagrina) reeveana Dunker, 1872 accepted as Pinctada reeveana (Dunker, 1872)
- Species Avicula (Meleagrina) scheepmakeri Dunker, 1872 accepted as Pinctada albina (Lamarck, 1819)
- Species Avicula (Meleagrina) sugillata Reeve, 1857 accepted as Pinctada sugillata (Reeve, 1857)
- Species Avicula (Meleagrina) tamsiana Dunker, 1852
- Species Avicula (Meleagrina) tristis Dunker, 1872 accepted as Pinctada albina (Lamarck, 1819)
- Species Avicula (Meleagrina) varia Dunker, 1872
- Subgenus Avicula (Monotis) Bronn, 1830 † accepted as Monotis Bronn, 1830 †
- Subgenus Avicula (Pseudoptera) Meek, 1873 † (1)
- Subgenus Avicula (Stempellia) Odhner, 1922 accepted as Philobrya J. G. Cooper, 1867
- Species Avicula acanthoptera J. Hall, 1843 †
- Species Avicula aculeata Risso, 1826 accepted as Pteria hirundo (Linnaeus, 1758)
- Species Avicula aculeata Goldfuss, 1841 †
- Species Avicula acuta Goldfuss, 1835 †
- Species Avicula acuticosta Terquem & Piette, 1865 †
- Species Avicula aegyptiaca Pallary, 1926 accepted as Pteria savignyi (Deshayes, 1830)
- Species Avicula aequivalvis K. F. Braun, 1841 †
- Species Avicula aerata Reeve, 1857 accepted as Pinctada fucata (A. Gould, 1850)
- Species Avicula aesopus Conrad, 1842 †
- Species Avicula aizyensis Deshayes, 1858 † accepted as Aviculoperna aizyensis (Deshayes, 1858) †
- Species Avicula alaperdicis Reeve, 1857 accepted as Pinctada imbricata Röding, 1798
- Species Avicula alberti Münster, 1835 †
- Species Avicula allaudiensis Matheron, 1843 † accepted as Gervillaria allaudiensis (Matheron, 1843) †
- Species Avicula alternans Münster, 1841 †
- Species Avicula aluco R. A. Philippi, 1849
- Species Avicula anglica T. Brown, 1827 accepted as Pteria hirundo (Linnaeus, 1758)
- Species Avicula angustirostra Conrad, 1842 † accepted as Actinopteria boydii (Conrad, 1842) †
- Species Avicula anomala J. De C. Sowerby, 1836 † accepted as Avicula (Pseudoptera) anomala (J. De C. Sowerby, 1836) †
- Species Avicula anomioides Reeve, 1857 accepted as Pinctada albina (Lamarck, 1819)
- Species Avicula antiqua Münster, 1835 † accepted as Bakevellia binneyi (T. Brown, 1841) †
- Species Avicula approximata Goldfuss, 1835 †
- Species Avicula aquatilis Reeve, 1857 accepted as Pteria heteroptera (Lamarck, 1819)
- Species Avicula arcuata Münster, 1835 † accepted as Arcavicula arcuata (Münster, 1835) †
- Species Avicula argentea Conrad, 1847 †
- Species Avicula atlantica Lamarck, 1819 accepted as Pteria atlantica (Lamarck, 1819)
- Species Avicula atrata Dunker, 1872
- Species Avicula austeni F. A. Roemer, 1855 † accepted as Newellipecten austeni (F. A. Roemer, 1855) †
- Species Avicula aviformis Conrad, 1842 †
- Species Avicula barbata Reeve, 1857 accepted as Pinctada mazatlanica (Hanley, 1856)
- Species Avicula barklyi C. Moore, 1870 † accepted as Maccoyella barklyi (C. Moore, 1870) †
- Species Avicula bicarinata Dunker, 1849 †
- Species Avicula bidorsata Münster, 1841 †
- Species Avicula bifrons Münster, 1841 †
- Species Avicula binneyi T. Brown, 1841 † accepted as Bakevellia binneyi (T. Brown, 1841) †
- Species Avicula bodana F. A. Roemer, 1860 †
- Species Avicula boydii Conrad, 1842 † accepted as Actinopteria boydii (Conrad, 1842) †
- Species Avicula brevialata Dunker, 1872 accepted as Pteria brevialata (Dunker, 1872)
- Species Avicula brevicauda Deshayes, 1830 accepted as Pteria atlantica (Lamarck, 1819)
- Species Avicula britannica Leach, 1852 accepted as Pteria hirundo (Linnaeus, 1758)
- Species Avicula bronnii Zieten, 1833 †
- Species Avicula brunnea Pease, 1863 accepted as Pteria brunnea (Pease, 1863)
- Species Avicula calvimontana Deshayes, 1858 † accepted as Aviculoperna calvimontana (Deshayes, 1858) †
- Species Avicula candeana A. d'Orbigny, 1853 accepted as Malleus candeanus (A. d'Orbigny, 1853)
- Species Avicula cardiiformis Münster, 1841 †
- Species Avicula carolinae Gemmellaro, 1875 †
- Species Avicula carteroni A. d'Orbigny, 1846 †
- Species Avicula castanea Reeve, 1857 accepted as Pteria heteroptera (Lamarck, 1819)
- Species Avicula cenomanensis A. d'Orbigny, 1846 †
- Species Avicula chemnitzii R. A. Philippi, 1849 accepted as Pinctada chemnitzii (R. A. Philippi, 1849)
- Species Avicula chemungensis Conrad, 1842 † accepted as Cornellites chemungensis (Conrad, 1842) †
- Species Avicula chilensis R. A. Philippi, 1887 †
- Species Avicula chinensis Leach, 1814 accepted as Pteria avicular (Holten, 1802)
- Species Avicula chloris R. A. Philippi, 1851
- Species Avicula circulus Shumard, 1855 †
- Species Avicula clathrata Lycett, 1863 †
- Species Avicula cochenhauseni Dunker, 1872 accepted as Electroma alacorvi (Dillwyn, 1817)
- Species Avicula cometula Barrande, 1881 † accepted as Molinicola cometula (Barrande, 1881) †
- Species Avicula communis Lamarck, 1801 accepted as Pteria hirundo (Linnaeus, 1758)
- Species Avicula contorta Portlock, 1843 † accepted as Rhaetavicula contorta (Portlock, 1843) †
- Species Avicula cooperensis Shumard, 1855 † accepted as Pernopecten cooperensis (Shumard, 1855) †
- Species Avicula cornea Reeve, 1857 accepted as Pteria colymbus (Röding, 1798)
- Species Avicula cornea Dunker, 1852
- Species Avicula cornueliana A. d'Orbigny, 1846 †
- Species Avicula cosmeta Cossmann, 1887 † accepted as Aviculoperna cosmeta (Cossmann, 1887) †
- Species Avicula costellata Lamarck, 1819 accepted as Electroma alacorvi (Dillwyn, 1817)
- Species Avicula cottaldina A. d'Orbigny, 1846 † accepted as Oxytoma cottaldina (A. d'Orbigny, 1846) †
- Species Avicula coturnix Dunker, 1879 accepted as Pteria maura (Reeve, 1857)
- Species Avicula credneriana de Loriol, 1866 †
- Species Avicula crispata Goldfuss, 1835 †
- Species Avicula crocea Lamarck, 1819 accepted as Pteria avicular (Holten, 1802)
- Species Avicula cumingii Reeve, 1857 accepted as Pinctada margaritifera (Linnaeus, 1758)
- Species Avicula cuneata Terquem & Piette, 1865 †
- Species Avicula custa J. Hall, 1852 † accepted as Meleagrinella custa (J. Hall, 1852) †
- Species Avicula cypsellus Dunker, 1872 accepted as Pteria peasei (Dunker, 1872)
- Species Avicula danbyi McCoy, 1851 † accepted as Palaeopecten danbyi (McCoy, 1851) †
- Species Avicula decussata Münster, 1835 † accepted as Cassianella decussata (Münster, 1835) †
- Species Avicula decussata J. Hall, 1843 † accepted as Actinopteria decussata (J. Hall, 1843) †
- Species Avicula defrancei Deshayes, 1858 † accepted as Electroma defrancei (Deshayes, 1858) †
- Species Avicula demissa Conrad, 1842 †
- Species Avicula depressa Wissmann, 1841 †
- Species Avicula dispar Cragin, 1895 †
- Species Avicula douvillei de Loriol, 1875 †
- Species Avicula dubia Münster, 1841 †
- Species Avicula eberti Frech, 1891 † accepted as Leptodesma (Leptodesma) eberti (Frech, 1891) †
- Species Avicula echinata J. de C. Sowerby, 1821 † accepted as Pseudomonotis echinata (J. de C. Sowerby, 1821) †
- Species Avicula electrina Reeve, 1857 accepted as Electroma alacorvi (Dillwyn, 1817)
- Species Avicula elegans Münster, 1835 †
- Species Avicula emacerata Conrad, 1842 †
- Species Avicula equilatera J. Hall, 1843 †
- Species Avicula erecta Conrad, 1842 †
- Species Avicula eximia Reeve, 1857 accepted as Pteria sterna (A. Gould, 1851)
- Species Avicula falcata Lamarck, 1819 accepted as Pteria hirundo (Linnaeus, 1758)
- Species Avicula falcata Tapparone Canefri, 1877
- Species Avicula feldmanni (Ludwig, 1861) †
- Species Avicula fibrosa Reeve, 1857 accepted as Pteria fibrosa (Reeve, 1857)
- Species Avicula fimbriata Reeve, 1857 accepted as Pinctada albina (Lamarck, 1819)
- Species Avicula fischeriana A. d'Orbigny, 1845 † accepted as Buchia fischeriana (A. d'Orbigny, 1845) †
- Species Avicula flabella Conrad, 1842 † accepted as Cornellites fasciculatus (Goldfuss, 1835) †
- Species Avicula flabellum Reeve, 1857 accepted as Pinctada imbricata Röding, 1798
- Species Avicula flammata Reeve, 1857 accepted as Electroma alacorvi (Dillwyn, 1817)
- Species Avicula flexuosa Reeve, 1857 accepted as Pinctada albina (Lamarck, 1819)
- Species Avicula fluctuosa Dunker, 1880 accepted as Pteria maccullochi (Iredale, 1939)
- Species Avicula folgeni Tommasi, 1899 † accepted as Avichlamys folgeni (Tommasi, 1899) †
- Species Avicula formosa Reeve, 1857 accepted as Pteria formosa (Reeve, 1857)
- Species Avicula fragilis Defrance, 1816 † accepted as Electroma fragilis (Defrance, 1816) †
- Species Avicula fragilis J. Hall, 1843 † accepted as Pterochaenia fragilis (J. Hall, 1843) †
- Species Avicula fucata A. Gould, 1850 accepted as Pinctada fucata (A. Gould, 1850)
- Species Avicula fuscopurpurea E. A. Smith, 1876 accepted as Electroma fuscopurpurea (E. A. Smith, 1876)
- Species Avicula georgiana Quoy & Gaimard, 1835 accepted as Electroma papilionacea (Lamarck, 1819)
- Species Avicula glaberrima Wissmann, 1841 †
- Species Avicula glabra A. Gould, 1850
- Species Avicula globulus Wissmann, 1841 †
- Species Avicula gracilis Münster, 1835 †
- Species Avicula gregata Reeve, 1857 accepted as Pteria gregata (Reeve, 1857)
- Species Avicula gruneri Dunker, 1872
- Species Avicula gryphaeata Münster, 1835 † accepted as Cassianella gryphaeata (Münster, 1835) †
- Species Avicula gryphaeoides J. De C. Sowerby, 1836 † accepted as Aucellina gryphaeoides (J. De C. Sowerby, 1836) †
- Species Avicula guadaloupensis A. d'Orbigny, 1853 † accepted as Pinctada imbricata Röding, 1798
- Species Avicula hermione Billings, 1862 † accepted as Myodakryotus hermione (Billings, 1862) †
- Species Avicula herouvalensis Deshayes, 1858 † accepted as Electroma herouvalensis (Deshayes, 1858) †
- Species Avicula heteroptera Lamarck, 1819 accepted as Pteria heteroptera (Lamarck, 1819)
- Species Avicula hians Waldschmidt, 1885 † accepted as Pterochaenia insidiosa (Barrande, 1881) †
- Species Avicula hirundo (Linnaeus, 1758) accepted as Pteria hirundo (Linnaeus, 1758)
- Species Avicula hornesi Deshayes, 1858 † accepted as Electroma hornesi (Deshayes, 1858) †
- Species Avicula hyalina Dunker, 1852 accepted as Electroma papilionacea (Lamarck, 1819)
- Species Avicula hybrida Münster, 1835 †
- Species Avicula ibergensis F. A. Roemer, 1855 †
- Species Avicula imbricata Reeve, 1857 accepted as Pinctada albina (Lamarck, 1819)
- Species Avicula impatiens Barrande, 1881 †
- Species Avicula impressa Münster, 1841 †
- Species Avicula inequivalvis J. Sowerby, 1819 † accepted as Oxytoma inequivalve (J. Sowerby, 1819) †
- Species Avicula inornata Gabb, 1873 †
- Species Avicula inquinata Reeve, 1857 accepted as Pteria heteroptera (Lamarck, 1819)
- Species Avicula insidiosa Barrande, 1881 † accepted as Pterochaenia insidiosa (Barrande, 1881) †
- Species Avicula interrupta A. d'Orbigny, 1846 †
- Species Avicula iridescens Reeve, 1857 accepted as Pteria avicular (Holten, 1802)
- Species Avicula irradians Reeve, 1857 accepted as Pinctada albina (Lamarck, 1819)
- Species Avicula irrasa Reeve, 1857
- Species Avicula jamaicensis Dunker, 1879 accepted as Pteria colymbus (Röding, 1798)
- Species Avicula janiriformis Stoppani, 1857 † accepted as Chlamys valoniensis (Defrance, 1825) †
- Species Avicula janthe A. d'Orbigny, 1850 † accepted as Eopecten spondyloides (F. A. Roemer, 1836) †
- Species Avicula japonica Dunker, 1852 accepted as Electroma alacorvi (Dillwyn, 1817)
- Species Avicula jason A. d'Orbigny, 1850 † accepted as Eopecten spondyloides (F. A. Roemer, 1836) †
- Species Avicula jeffreysii Dunker, 1879
- Species Avicula lacunata Reeve, 1857 accepted as Pinctada fucata (A. Gould, 1850)
- Species Avicula laevis J. Hall, 1843 † accepted as Leptodesma (Leiopteria) laevis (J. Hall, 1843) †
- Species Avicula lanceolata J. De C. Sowerby, 1826 †
- Species Avicula languedociana Frech, 1891 †
- Species Avicula largillierti R. A. Philippi, 1849
- Species Avicula lata J. E. Gray, 1845 accepted as Pteria lata (J. E. Gray, 1845)
- Species Avicula laticauda R. A. Philippi, 1849
- Species Avicula lentiginosa Reeve, 1857 accepted as Pinctada chemnitzii (R. A. Philippi, 1849)
- Species Avicula lepida Goldfuss, 1835 †
- Species Avicula levesquei A. d'Orbigny, 1850 † accepted as Aviculoperna levesquei (A. d'Orbigny, 1850) †
- Species Avicula libella Reeve, 1857 accepted as Pteria sterna (A. Gould, 1851)
- Species Avicula linderi Benoist, 1875 †
- Species Avicula lineata Goldfuss, 1835 †
- Species Avicula livida Deshayes, 1830 accepted as Electroma alacorvi (Dillwyn, 1817)
- Species Avicula longispina J. Hall, 1843 † accepted as Leptodesma spinigerum (Conrad, 1842) †
- Species Avicula lotorium Lamarck, 1819 accepted as Pteria penguin (Röding, 1798)
- Species Avicula loveni Dunker, 1879 accepted as Pteria gregata (Reeve, 1857)
- Species Avicula luganensis Hauer, 1857 † accepted as Ornithopecten luganensis (Hauer, 1857) †
- Species Avicula macroptera Lamarck, 1819 accepted as Pteria penguin (Röding, 1798)
- Species Avicula macrotis Deshayes, 1858 † accepted as Aviculovulsa macrotis (Deshayes, 1858) †
- Species Avicula maculata A. Gould, 1850 accepted as Pinctada maculata (A. Gould, 1850)
- Species Avicula magellanica Stempell, 1899 accepted as Philobrya magellanica (Stempell, 1899)
- Species Avicula malleoides Reeve, 1857 accepted as Electroma alacorvi (Dillwyn, 1817)
- Species Avicula manticula Conrad, 1842 †
- Species Avicula marmorata Reeve, 1857 accepted as Pteria hirundo (Linnaeus, 1758)
- Species Avicula marmorata R. A. Philippi, 1849
- Species Avicula maura Reeve, 1857 accepted as Pteria maura (Reeve, 1857)
- Species Avicula media J. Sowerby, 1812 †
- Species Avicula microptera Deshayes, 1830 † accepted as Electroma microptera (Deshayes, 1830) †
- Species Avicula mira Zhizhchenko, 1934 † accepted as Pteria mira (Zhizhchenko, 1934) †
- Species Avicula mira Barrande, 1881 † accepted as Rhombopteria mira (Barrande, 1881) †
- Species Avicula mistrowitzensis G. Boehm, 1883 †
- Species Avicula modiolaris Münster, 1835 †
- Species Avicula modiolaris J. De C. Sowerby, 1840 † accepted as Naiadites modiolaris (J. De C. Sowerby, 1840) †
- Species Avicula modioliforme T. Brown, 1849 † accepted as Naiadites crassus (J. Fleming, 1828) †
- Species Avicula moloti Cossmann & Pissarro, 1906 † accepted as Cyrtopleuropsis levesquei (Watelet, 1851) †
- Species Avicula morio Leach, 1814 accepted as Pteria avicular (Holten, 1802)
- Species Avicula mosquensis Buch, 1844 † accepted as Buchia mosquensis (Buch, 1844) †
- Species Avicula moutoniana A. d'Orbigny, 1846 †
- Species Avicula muensteri Goldfuss, 1835 † accepted as Oxytoma inequivalve (J. Sowerby, 1819) †
- Species Avicula multangula H. C. Lea, 1846 † accepted as Pteria multangula (H. C. Lea, 1846) †
- Species Avicula multilineata Conrad, 1842 †
- Species Avicula munsteri [sic] † accepted as Avicula muensteri Goldfuss, 1835 †
- Species Avicula muricata Reeve, 1857 accepted as Pinctada maculata (A. Gould, 1850)
- Species Avicula muricata J. Hall, 1843 †
- Species Avicula nasuta Tate, 1886 † accepted as Pteria nasuta (Tate, 1886) †
- Species Avicula naviformis Conrad, 1842 †
- Species Avicula neptuni Goldfuss, 1835 †
- Species Avicula nigra A. Gould, 1850 accepted as Pinctada nigra (A. Gould, 1850)
- Species Avicula nigrofusca Dunker, 1872
- Species Avicula nitida A. E. Verrill, 1881 accepted as Pteria vitrea (Reeve, 1857)
- Species Avicula nitida Forbes, 1846 †
- Species Avicula oblonga Meek & Worthen, 1861 †
- Species Avicula obsequens Barrande, 1881 † accepted as Palaeopecten obsequens (Barrande, 1881) †
- Species Avicula obsoleta Goldfuss, 1835 †
- Species Avicula occa Reeve, 1857 accepted as Pinctada chemnitzii (R. A. Philippi, 1849)
- Species Avicula ochotica Keyserling, 1848 accepted as Entomonotis ochotica (Keyserling, 1848) †
- Species Avicula olisiponensis Sharpe, 1850 †
- Species Avicula orbiculata J. Hall, 1843 † accepted as Lyriopecten orbiculatus (J. Hall, 1843) †
- Species Avicula ornata Goldfuss, 1835 †
- Species Avicula ovata J. De C. Sowerby, 1826 †
- Species Avicula papilionacea Lamarck, 1819 accepted as Electroma papilionacea (Lamarck, 1819)
- Species Avicula papyracea (J. Sowerby, 1822) †
- Species Avicula parilis Conrad, 1842 †
- Species Avicula patricia Barrande, 1881 † accepted as Myodakryotus patricia (Barrande, 1881) †
- Species Avicula pattersoni Tate, 1870 †
- Species Avicula peasei Dunker, 1872 accepted as Pteria peasei (Dunker, 1872)
- Species Avicula pecteniformis Conrad, 1842 †
- Species Avicula pecteniformis J. Hall, 1843 † accepted as Cornellites chemungensis (Conrad, 1842) †
- Species Avicula peregrina O. Boettger, 1875 † accepted as Pteria peregrina (O. Boettger, 1875) †
- Species Avicula perobliqua Conrad, 1842 † accepted as Actinopteria boydii (Conrad, 1842) †
- Species Avicula peruviana Reeve, 1857 accepted as Pteria sterna (A. Gould, 1851)
- Species Avicula perviridis Reeve, 1857 accepted as Pinctada fucata (A. Gould, 1850)
- Species Avicula physoides Lamarck, 1819 accepted as Pterelectroma physoides (Lamarck, 1819)
- Species Avicula pica A. Gould, 1852 accepted as Pinctada maculata (A. Gould, 1850)
- Species Avicula pica R. A. Philippi, 1849
- Species Avicula placunoides Reeve, 1857 accepted as Pinctada albina (Lamarck, 1819)
- Species Avicula planidorsata Münster, 1841 †
- Species Avicula pleuroptera Conrad, 1842 † accepted as Actinopteria boydii (Conrad, 1842) †
- Species Avicula plicata A. d'Orbigny, 1846 †
- Species Avicula plicatula Dunker, 1872 accepted as Pteria hirundo (Linnaeus, 1758)
- Species Avicula postinterlaevigata Kuhn, 1936 † accepted as Oxytoma inequivalve (J. Sowerby, 1819) †
- Species Avicula producta Reeve, 1857 accepted as Pteria avicular (Holten, 1802)
- Species Avicula protexta Conrad, 1842 † accepted as Leptodesma spinigerum (Conrad, 1842) †
- Species Avicula psittacus R. A. Philippi, 1849
- Species Avicula pulchella Reeve, 1857 accepted as Electroma alacorvi (Dillwyn, 1817)
- Species Avicula punctulata Reeve, 1857 accepted as Electroma papilionacea (Lamarck, 1819)
- Species Avicula pygmaea Münster, 1841 †
- Species Avicula quadrata J. De C. Sowerby, 1840 † accepted as Naiadites quadratus (J. De C. Sowerby, 1840) †
- Species Avicula quadrula Conrad, 1842 † accepted as Actinopteria boydii (Conrad, 1842) †
- Species Avicula radiata Pease, 1863 accepted as Pteria penguin (Röding, 1798)
- Species Avicula radiata Leach, 1814 accepted as Pinctada radiata (Leach, 1814)
- Species Avicula radiata Deshayes, 1830 accepted as Pinctada radiata (Leach, 1814)
- Species Avicula radula Reeve, 1857 accepted as Pinctada albina (Lamarck, 1819)
- Species Avicula rauliniana A. d'Orbigny, 1846 †
- Species Avicula rectangularis J. De C. Sowerby, 1839 †
- Species Avicula reniformis Barrande, 1881 † accepted as Molinicola reniformis (Barrande, 1881) †
- Species Avicula reticulata Reeve, 1857 accepted as Pteria broomei M. Huber, 2010
- Species Avicula rufa Dunker, 1849 accepted as Pteria heteroptera (Lamarck, 1819)
- Species Avicula rugosa Münster, 1835 †
- Species Avicula rutila Reeve, 1857 accepted as Electroma alacorvi (Dillwyn, 1817)
- Species Avicula rutimeyeri d'Archiac & Haime, 1854 † accepted as Pteria rutimeyeri (d'Archiac & Haime, 1854) †
- Species Avicula samariensis Conrad, 1852 † accepted as Propeamussium samariensis (Conrad, 1852) †
- Species Avicula saturni Goldfuss, 1835 †
- Species Avicula savignyi Deshayes, 1830 accepted as Pteria aegyptiaca (Dillwyn, 1817)
- Species Avicula scabriuscula Reeve, 1857 accepted as Pteria straminea (Dunker, 1852)
- Species Avicula scalpta Reeve, 1857 accepted as Electroma papilionacea (Lamarck, 1819)
- Species Avicula schencki Frech, 1891 †
- Species Avicula semicostata Goldfuss, 1835 †
- Species Avicula semisagitta Lamarck, 1819 accepted as Pteria penguin (Röding, 1798)
- Species Avicula serrulata Dunker, 1849 accepted as Pteria lata (J. E. Gray, 1845)
- Species Avicula signata Reeve, 1857 accepted as Pteria hirundo (Linnaeus, 1758)
- Species Avicula signata J. Hall, 1843 † accepted as Aviculopecten signatus (J. Hall, 1843) †
- Species Avicula smaragdina Reeve, 1857 accepted as Electroma alacorvi (Dillwyn, 1817)
- Species Avicula smithi Preston, 1910
- Species Avicula spadicea Dunker, 1852 accepted as Electroma alacorvi (Dillwyn, 1817)
- Species Avicula spectrum Reeve, 1857 accepted as Pteria spectrum (Reeve, 1857)
- Species Avicula spinigera Conrad, 1842 † accepted as Leptodesma (Leptodesma) spinerigum [sic] †
- Species Avicula spondyloides F. A. Roemer, 1836 † accepted as Eopecten spondyloides (F. A. Roemer, 1836) †
- Species Avicula squamosa Deshayes, 1830
- Species Avicula squamulosa Lamarck, 1819 accepted as Pinctada imbricata Röding, 1798
- Species Avicula sterna A. Gould, 1851 accepted as Pteria sterna (A. Gould, 1851)
- Species Avicula straminea Dunker, 1852 accepted as Pteria straminea (Dunker, 1852)
- Species Avicula striata Münster, 1841 †
- Species Avicula striatocostata Stache, 1878 † accepted as Eumorphotis striatocostata (Stache, 1878) †
- Species Avicula striatoplicata Hauer, 1851 †
- Species Avicula strix R. A. Philippi, 1849
- Species Avicula struckmanni de Loriol, 1875 †
- Species Avicula subcostata Zieten, 1833 †
- Species Avicula subfalcata Conrad, 1842 †
- Species Avicula subquadrans Conrad, 1842 †
- Species Avicula subradiata Leymerie, 1842 † accepted as Actinopteria alba Pacaud, 2024 †
- Species Avicula substriata Zieten, 1833 †
- Species Avicula sugillata Reeve, 1857 accepted as Pinctada albina (Lamarck, 1819)
- Species Avicula supracorallina Étallon, 1863 †
- Species Avicula tarentina Lamarck, 1819 accepted as Pteria hirundo (Linnaeus, 1758)
- Species Avicula tegulata Reeve, 1857 accepted as Pinctada chemnitzii (R. A. Philippi, 1849)
- Species Avicula tegulata Goldfuss, 1835 †
- Species Avicula tenuistriata Münster, 1835 †
- Species Avicula tessellata J. Phillips, 1836 †
- Species Avicula tortirostris Dunker, 1849 accepted as Pteria tortirostris (Dunker, 1849)
- Species Avicula transcaspica Andrusov, 1902 †
- Species Avicula transversa Deshayes, 1858 † accepted as Electroma transversa (Deshayes, 1858) †
- Species Avicula trentonensis Conrad, 1842 †
- Species Avicula tricostata Vanuxem, 1842 † accepted as Lyriopecten tricostatus (Vanuxem, 1842) †
- Species Avicula trigonata Lamarck, 1819 † accepted as Electroma trigonata (Lamarck, 1819) †
- Species Avicula trilobata Conrad, 1842 †
- Species Avicula trochilus Reeve, 1857 accepted as Pteria avicular (Holten, 1802)
- Species Avicula tuberculata Conrad, 1838 †
- Species Avicula turdus R. A. Philippi, 1851
- Species Avicula undata Dunker, 1879 accepted as Pteria hirundo (Linnaeus, 1758)
- Species Avicula valfinensis Étallon, 1862 †
- Species Avicula venetiana Hauer, 1851 †
- Species Avicula venezuelensis Dunker, 1872 accepted as Pteria venezuelensis (Dunker, 1872)
- Species Avicula verrilli Cossmann, 1912 accepted as Pteria vitrea (Reeve, 1857)
- Species Avicula versicolor Dunker, 1879 accepted as Pteria hirundo (Linnaeus, 1758)
- Species Avicula vespertilio Deshayes, 1830
- Species Avicula vexillum Reeve, 1857 accepted as Electroma vexillum (Reeve, 1857)
- Species Avicula vidua A. Gould, 1850 accepted as Pinctada vidua (A. Gould, 1850)
- Species Avicula virens Lamarck, 1819 accepted as Electroma papilionacea (Lamarck, 1819)
- Species Avicula virgula Terquem & Piette, 1865 †
- Species Avicula vitrea Reeve, 1857 accepted as Pteria vitrea (Reeve, 1857)
- Species Avicula vivesi Rochebrune, 1895 accepted as Pteria sterna (A. Gould, 1851)
- Species Avicula wateleti Deshayes, 1858 † accepted as Aviculoperna wateleti (Deshayes, 1858) †
- Species Avicula weissenbachensis Toula, 1910 † accepted as Leptochondria albertii weissenbachensis (Toula, 1910) †
- Species Avicula winteri Frech, 1891 †
- Species Avicula wissmanni Münster, 1841 † accepted as Ornithopecten wissmanni (Münster, 1841) †
- Species Avicula zebra Reeve, 1857 accepted as Pterelectroma physoides (Lamarck, 1819)
- Species Avicula zeuschneri Wissmann, 1841 †
- Genus Aviculoperna Cossmann, 1887 † (6)
- Genus Baphia Gray, 1847 accepted as Vulsella Röding, 1798
- Genus Confusionella Hofmann & Hautmann, 2013 † (2)
- Genus Dalacia Gray, 1825 accepted as Crenatula Lamarck, 1803
- Genus Ensipteria Nakazawa & Newell, 1968 † (1)
- Genus Exputens H. E. Vokes, 1939 † accepted as Nayadina (Exputens) H. E. Vokes, 1939 †
- Genus Exputens B. L. Clark, 1934 † accepted as Exputens H. E. Vokes, 1939 †
- Genus Gervilleiognoma Aberhan & Hillebrandt, 1996 † (1)
- Genus Gervilletia S. E. Damborenea, 1987 †
- Genus Isognoma [Lightfoot], 1786 accepted as Isognomon [Lightfoot], 1786
- Genus Isogonum Röding, 1798 accepted as Isognomon [Lightfoot], 1786
- Genus Madrela De Gregorio, 1884 accepted as Vulsella Röding, 1798
- Genus Magnavicula Iredale, 1939 accepted as Pteria Scopoli, 1777
- Genus Malleoperna Iredale, 1939 accepted as Isognomon [Lightfoot], 1786
- Genus Margarita Leach, 1814 accepted as Pinctada Röding, 1798
- Genus Margaritifera Jameson, 1901 accepted as Pinctada Röding, 1798
- Genus Margaritiphora Megerle von Mühlfeld, 1811 accepted as Pinctada Röding, 1798
- Genus Meleagrina Lamarck, 1819 accepted as Pinctada Röding, 1798
- Genus Melina Philipsson, 1788 accepted as Isognomon [Lightfoot], 1786
- Genus Neopanis Beu, 2004 † (1)
- Genus Palaeopteria Whiteaves, 1897 † (1)
- Genus Parviperna Iredale, 1939 accepted as Isognomon (Parviperna) Iredale, 1939
- Genus Pedalion Dillwyn, 1817 accepted as Isognomon [Lightfoot], 1786
- Genus Perlamater Schumacher, 1817 accepted as Pinctada Röding, 1798
- Genus Perna Bruguière, 1789 accepted as Isognomon [Lightfoot], 1786
- Genus Pernaria Rafinesque, 1815 accepted as Isognomon [Lightfoot], 1786
- Genus Phelopteria Stephenson, 1952 † accepted as Pteria Scopoli, 1777 (1)
- Genus Pintadina Gray, 1834 accepted as Pinctada Röding, 1798
- Genus Pterelectroma Iredale, 1939 (1)
- Genus Pteria Scopoli, 1777 (41)
- Genus Pteroperna J. Morris & Lycett, 1853 †
- Genus Reniella Swainson, 1840 accepted as Vulsella Röding, 1798
- Genus Rhaetavicula L. R. Cox, 1962 † (1)
- Genus Rostroperna L. R. Cox, 1964 †
- Genus Sutura Megerle von Mühlfeld, 1811 accepted as Isognomon [Lightfoot], 1786
- Genus Unionium Link, 1807 accepted as Pinctada Röding, 1798
- Genus Vulsellina de Raincourt, 1876 † (1)
- Family Pulvinitidae Stephenson, 1941 (6)
- Family Reniellidae Iredale, 1939 accepted as Pteriidae J. E. Gray, 1847 (1820)
- Family Vlastidae Neumayr, 1891 † (2)
- Family Vulsellidae J. E. Gray, 1854 (34)
- Superfamily Rhombopterioidea Korobkov, 1960 † (3)
- Family Pterineidae Meek, 1864 † (93)
- Order Pectinida (3 004)
- Order Pteriida accepted as Ostreida
- Order Pteriomorphia incertae sedis † (1)
- Superfamily Yunannioidea R.-J. Zhang & Z.-J. Niu, 2021 † (2)
- Family Ischyrodontidae Scarlato & Starobogatov, 1979 † (2)
- Family Matheriidae Scarlato & Starobogatov, 1979 † (1)
- Family Myodakryotidae Tunnicliff, 1987 † (4)
- Subclass Bivalvia incertae sedis (7)
- Subclass Palaeotaxodonta accepted as Nuculida
- Subclass Paleoheterodonta accepted as Palaeoheterodonta
- Subclass Protobranchia (1 365)
- Infraclass Cryptodonta † (342)
- Class Caudofoveata (143)
- Class Cephalopoda (1 834)
- Class Conchifera accepted as Bivalvia
- Class Cricoconarida † (1)
- Class Gastropoda (102 697)
- Class Lamellibranchiata accepted as Bivalvia
- Class Loricata accepted as Polyplacophora
- Class Mollusca incertae sedis † (372)
- Class Monoplacophora (229)
- Class Pelecypoda accepted as Bivalvia
- Class Polyplacophora (1 377)
- Class Polyplaxiphora accepted as Polyplacophora
- Class Rostroconchia † (64)
- Class Scaphopoda (752)
- Class Solenoconchia accepted as Scaphopoda
- Class Solenogastres (313)
- Subclass Chaetodermomorpha accepted as Caudofoveata