| Page last updated
Thu 3 September 2025 |
The Freshwater Mussels (Unionoida) of the World (and other less consequential bivalves)
FM(U)otW(aolcb) is the web version of the MUSSEL Project Database. Follow the links to browse the data or use the custom Google search field. Either way, you win!
Search the database pages:
Publication Brown (1844): summary publication summary Complete CitationBrown, T. 1844. Illustrations of the Recent Conchology of Great Britain and Ireland, with the Description and Localities of All the Species, Marine, Land, and Fresh-Water (2nd edition, “greatly expanded”). 144 pp. Available electronically.
Attributed Nominal GeneraAlasmodon Thompson, 1820 Thompson, 1820. Ann. Phil. 16: 116. ‘Say’ Sowerby, 1824. Zool. Jour. 1: 54. ‘Say’ Sowerby, 1839. Conch. Man.: 2. ‘Say’ Swainson, 1840. Treat. Malacol.: 262, 264, 266, 269-274, 278-279, 290, 382. De Kay, 1843. Zool. New York 5: 196. ‘Say’ Brown, 1844. Ill. Rec. Conch. Gr. Brit. & Ireland: 83. ‘Say’ Woodward, 1871. Man. Moll: 433. (error for Alasmodonta Say, 1819; renamed Anelasmodon Agassiz, 1846) Attributed Nominal SpeciesAlasmodon margaritiferus var. arcuata Brown, 1844 Brown, 1844. Ill. Rec. Conch. Gr. Brit. & Ireland: 84, pl. 30*, fig. 3. Brown, 1845. Ill. Land & Fr. Water Conch. Gr. Brit. & Ireland: 115, pl. 23, fig. 3. (intro'd as intra-sp. of Mya margaritifera Linnaeus, 1758; homonym of Alasmodonta arcuata Barnes, 1823) | |
Alasmodon margaritiferus var. olivacea Brown, 1844 Brown, 1844. Ill. Rec. Conch. Gr. Brit. & Ireland: 84, pl. 30*, fig. 1. Brown, 1845. Ill. Land & Fr. Water Conch. Gr. Brit. & Ireland: 115, pl. 23, fig. 1. (intro'd as intra-sp. of Mya margaritifera Linnaeus, 1758) | |
Anodon cygneus var. contorta Brown, 1844 Brown, 1844. Ill. Rec. Conch. Gr. Brit. & Ireland: 81, pl. 30, figs. 7-8. Brown, 1845. Ill. Land & Fr. Water Conch. Gr. Brit. & Ireland: 106, pl. 18, figs. 1-2. (intro'd as intra-sp. of Mytilus cygneus Linnaeus, 1758) | |
Anodon cygneus var. subrhombea Brown, 1844 Brown, 1844. Ill. Rec. Conch. Gr. Brit. & Ireland: 80, pl. 30, figs. 3-4. (intro'd as intra-sp. of Mytilus cygneus Linnaeus, 1758) | |
Cyclas citrina Brown, 1844 Brown, 1844. Ill. Rec. Conch. Gr. Brit. & Ireland: 132, pl. 37, fig. 37. | |
Dreissena polymorpha Brown, 1844 Brown, 1844. Ill. Rec. Conch. Gr. Brit. & Ireland: 76, pl. 29, figs. 6, 9. [in part] (reference to Mytulus polymorphus Pallas, 1771) | |
Dreissena polymorpha Brown, 1844 Brown, 1844. Ill. Rec. Conch. Gr. Brit. & Ireland: 76, pl. 29, figs. 4-5. (reference to Mytulus polymorphus Pallas, 1771) | |
Mytilus maculatus Brown, 1844 Brown, 1844. Ill. Rec. Conch. Gr. Brit. & Ireland: 80. Bourguignat, 1881. Mater. Moll. Acécphales Syst. Europ. 1: 285 [as ‘Anodonta maculata’]. (new name for Mytilus macula Sheppard, 1821) | |
Unio deshaysii Brown, 1844 Brown, 1844. Ill. Rec. Conch. Gr. Brit. & Ireland: 81, pl. 32, figs. 1-4. Brown, 1845. Ill. Land & Fr. Water Conch. Gr. Brit. & Ireland: 108, pl. 20, 3-4. (error for Unio deshayesii Michaud, 1831) | |
Unio pictorum Brown, 1844 Brown, 1844. Ill. Rec. Conch. Gr. Brit. & Ireland: 81, pl. 31, figs. 8-11. (misidentified reference to Mya pictorum Linnaeus, 1758) | |
Taxonomic OpinionsAlasmodon margaritiferus = Margaritifera margaritifera + Unio margaritifera Draparnaud, 1801 + Unio elongata Lamarck, 1819 Alasmodon margaritiferus = Pseudunio auricularius Alasmodon margaritiferus var. arcuata = Margaritifera margaritifera Alasmodon margaritiferus var. minor = Margaritifera margaritifera Alasmodon margaritiferus var. olivacea = Margaritifera margaritifera Alasmodon margaritiferus var. roissyi = Margaritifera margaritifera + Unio margaritifera Rossmässler, 1835 Anodon cygneus var. anatina Lamarck = Anodonta anatina Anodon cygneus var. avonensis Montagu = Anodonta cygnea + Mytilus cygneus Maton & Rackett, 1807 + Anodonta anatina Rossmässler, 1837 Anodon cygneus var. avonensis Montagu = Anodonta anatina Anodon cygneus var. cellensis Pfeiffer = Anodonta cygnea + Anodonta cellensis Rossmässler, 1836 + Anodonta cygnea Draparnaud, 1806 + Anodon paludosus Turton, 1822 + Anodonta sulcata Lamarck, 1819 + Mytilus zellensis Gmelin, 1791 Anodon cygneus var. complanata Zielger = Pseudanodonta complanata + Anodonta compressa Menke, 1830 + Anodonta complanata Rossmässler, 1836 + Anodonta rhomboidea Schlüter, 1838 Anodon cygneus var. contorta = Anodonta cygnea Anodon cygneus var. cygneus Pfeiffer = Anodonta cygnea + Anodonta cygnea Rossmässler, 1835 + Musculus latus Fleming, 1828 Anodon cygneus var. intermedia Lamarck = Anodonta cygnea + Anodonta intermedia Pfeiffer, 1821 Anodon cygneus var. intermedia Lamarck = Anodonta anatina Anodon cygneus var. piscinalis Nilsson = Anodonta cygnea + Anodonta ventricosa C. Pfeiffer, 1825 + Mytilus macula Sheppard, 1821 Anodon cygneus var. piscinalis Nilsson = Anodonta anatina Anodon cygneus var. ponderosa Pfeiffer = Anodonta anatina + Mytilus cygneus Maton & Rackett, 1807 Anodon cygneus var. rostrata Kokeil Museum = Anodonta anatina Anodon cygneus var. stagnalis Sowerby = Anodonta cygnea Anodon cygneus var. subrhombea Brown, MSS = Anodonta anatina + Anodonta piscinalis var. testa Rossmässler, 1837 Dreissena polymorpha Van Beneden + Tichogonia chemnitzii Rossmässler, 1835 + Mytilus e fluvio wolga Chemnitz, 1795 + Mytilus hagenii Baer, 1826 + Mytilus volgensis Gray, 1825 Unio batava = Unio crassus + Unio batavus Nilsson, 1822 + Unio pictorum Draparnaud, 1806 Unio deshaysii [sic] = Unio pictorum Unio ovalis = Unio tumidus + Mya depressa Donovan, 1801 + Mya ovata Donovan, 1802 + Mysca solida Turton, 1822 + Unio tumidus Rossmässler, 1836 Unio pictorum Lamarck + Mya pictorum Gmelin, 1791 + Unio pictorum Draparnaud, 1806 + Unio pictorum Pfeiffer, 1821 + Unio pictorum Rossmässler, 1836 + Unio rostrata Lamarck, 1819 + Mya ovalis Montagu, 1803 Unio pictorum Lamarck = Unio mancus Unio pictorum Lamarck = Unio tumidus Unio pictorum Lamarck = Unio crassus Unio rostrata Kokeil Museum = Unio pictorum + Unio elongatula C. Pfeiffer, 1825 + Unio pictorum Rossmässler, 1837 Unio rostrata Kokeil Museum = Unio elongatulus Unio tumidus Retzius + Unio tumidus Rossmässler, 1836 + Mysca solida Turton, 1822
|