Unionidae
Megalonaias nervosa (Rafinesque, 1820)
Megalonaias nervosa (Rafinesque, 1820)
Megalonaias nervosa is a species of freshwater mussel native to central North American river drainages, with a parasitic larval stage on host fish.
Gonidea angulata (I.Lea, 1838)
Gonidea angulata (I.Lea, 1838)
Gonidea angulata, the western ridged mussel, historically ranged across Pacific Northwest river basins of western North America.
Potomida littoralis (Cuvier, 1798)
Potomida littoralis (Cuvier, 1798)
Potomida littoralis, the black river mussel, is a unionid freshwater bivalve found in southwestern Europe and northwestern Africa.
Alasmidonta marginata Say, 1818
Alasmidonta marginata Say, 1818
Alasmidonta marginata (elktoe) is a moderately sized North American freshwater mussel with specific shell traits and life history.
Alasmidonta viridis (Rafinesque, 1820)
Alasmidonta viridis (Rafinesque, 1820)
Alasmidonta viridis, the slippershell mussel, is a non-threatened unionid river mussel found in central-eastern US and Ontario, Canada.
Anodonta anatina (Linnaeus, 1758)
Anodonta anatina (Linnaeus, 1758)
Anodonta anatina is a European-Siberian freshwater bivalve species recorded across multiple northern European locations.
Anodonta cygnea (Linnaeus, 1758)
Anodonta cygnea (Linnaeus, 1758)
Anodonta cygnea is a large freshwater mussel native to the European-Siberian range, used as bait by carp fishermen.
Anodonta nuttalliana I.Lea, 1838
Anodonta nuttalliana I.Lea, 1838
Anodonta nuttalliana (winged floater) is a freshwater mussel native to western North America, reaching up to 10.8 cm in length.
Arcidens confragosus (Say, 1829)
Arcidens confragosus (Say, 1829)
Arcidens confragosus is a freshwater mussel species with distinct shell traits found across central United States waterways.
Lasmigona compressa (I.Lea, 1829)
Lasmigona compressa (I.Lea, 1829)
The creek heelsplitter (Lasmigona compressa) is a native North American Unionidae freshwater mussel found in northern North America.
Lasmigona costata (Rafinesque, 1820)
Lasmigona costata (Rafinesque, 1820)
Lasmigona costata, the flutedshell, is a Unionidae freshwater mussel, an aquatic bivalve mollusk.
Pyganodon grandis (Say, 1829)
Pyganodon grandis (Say, 1829)
Pyganodon grandis (giant floater) is a widespread short-lived large freshwater mussel in the Unionidae family.
Pyganodon cataracta (Say, 1817)
Pyganodon cataracta (Say, 1817)
Pyganodon cataracta is a large North American Atlantic coastal freshwater mussel found in soft-bottomed ponds, rivers, and small lakes.
Pyganodon lacustris (I.Lea, 1857)
Pyganodon lacustris (I.Lea, 1857)
Pyganodon lacustris is a species that varies in size, with an elliptical long thin shape and age-dependent shell color.
Strophitus undulatus (Say, 1817)
Strophitus undulatus (Say, 1817)
Strophitus undulatus, the creeper mussel, is a North American freshwater unionid mussel with unique moving conglutinates for its glochidia larvae.
Utterbackia imbecillis (Say, 1829)
Utterbackia imbecillis (Say, 1829)
Utterbackia imbecillis is a thin-shelled freshwater mussel native to eastern North America down to northeastern Mexico.
Unio delphinus Spengler, 1793
Unio delphinus Spengler, 1793
Unio delphinus is a unionid bivalve species that occurs in Atlantic basins of the Iberian Peninsula and Morocco.
Unio pictorum (Linnaeus, 1758)
Unio pictorum (Linnaeus, 1758)
Unio pictorum, the painter's mussel, is a medium-sized European and Siberian freshwater river mussel historically used to hold paint.
Unio tumidus Philipsson, 1788
Unio tumidus Philipsson, 1788
Unio tumidus is a European native freshwater swollen river mussel in the Unionidae family, with assessed conservation status in multiple European regions.
Unio mancus Lamarck, 1819
Unio mancus Lamarck, 1819
Unio mancus is a freshwater mussel species found across the Mediterranean region, northeast Africa, and the Middle East.
Unio crassus Philipsson, 1788
Unio crassus Philipsson, 1788
Unio crassus is a thick-shelled European freshwater mussel with a long lifespan, unique larval dispersal, and ancient human uses.
Cristaria plicata (Leach, 1814)
Cristaria plicata (Leach, 1814)
Cristaria plicata, the cockscomb pearl mussel, is an endangered freshwater Unionidae mussel used for pearl production and medicine in China.
Sinanodonta woodiana (I.Lea, 1834)
Sinanodonta woodiana (I.Lea, 1834)
Sinanodonta woodiana, the Chinese pond mussel, is an East Asian freshwater unionid mussel introduced globally.
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