''Alasmidonta'' is a
genus
Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...
of
freshwater mussel
Freshwater bivalves are molluscs of the order Bivalvia that inhabit freshwater ecosystems. They are one of the two main groups of freshwater molluscs, along with freshwater snails.
The majority of bivalve molluscs are saltwater species that l ...
s,
aquatic bivalve
Bivalvia () or bivalves, in previous centuries referred to as the Lamellibranchiata and Pelecypoda, is a class (biology), class of aquatic animal, aquatic molluscs (marine and freshwater) that have laterally compressed soft bodies enclosed b ...
mollusk
Mollusca is a phylum of protostomic invertebrate animals, whose members are known as molluscs or mollusks (). Around 76,000 extant species of molluscs are recognized, making it the second-largest animal phylum after Arthropoda. The ...
s in the family
Unionidae
The Unionidae are a Family (biology), family of freshwater mussels, the largest in the order Unionida, the bivalve molluscs sometimes known as river mussels, or simply as unionids.
The range of distribution for this family is world-wide. It is a ...
, the river mussels.
Species within the genus ''Alasmodonta''
*
Altamaha arcmussel
The Altamaha arcmussel (''Alasmidonta arcula'') is a species of freshwater mussel, an aquatic bivalve in the family Unionidae.
It is an endangered species.
Distribution
This species is endemic to the United States.
Habitat
This mussel lives i ...
, ''
Alasmidonta arcula
The Altamaha arcmussel (''Alasmidonta arcula'') is a species of freshwater mussel, an Aquatic animal, aquatic bivalve in the family Unionidae.
It is an endangered species.
Distribution
This species is Endemism, endemic to the United States.
Ha ...
''
(I. Lea, 1838)
*
Cumberland elktoe
''Alasmidonta atropurpurea'', common name Cumberland elktoe, is a species of freshwater mussel, an aquatic animal, aquatic bivalve mollusk in the family Unionidae, the river mussels.
Description
The Cumberland elktoe has a thin, but not fragi ...
, ''
Alasmidonta atropurpurea
''Alasmidonta atropurpurea'', common name Cumberland elktoe, is a species of freshwater mussel, an aquatic bivalve mollusk in the family Unionidae, the river mussels.
Description
The Cumberland elktoe has a thin, but not fragile, shell. The ...
''
(Rafinesque
Constantine Samuel Rafinesque-Schmaltz (; 22 October 178318 September 1840) was a French early 19th-century polymath born near Constantinople in the Ottoman Empire and self-educated in France. He traveled as a young man in the United States, ult ...
, 1831)
*
Dwarf wedgemussel
The dwarf wedgemussel (''Alasmidonta heterodon'') is an endangered species of freshwater mussel, an aquatic bivalve mollusk in the family Unionidae, the river mussels.
Distribution and conservation status
This is a rare species found solely ...
, ''
Alasmidonta heterodon
The dwarf wedgemussel (''Alasmidonta heterodon'') is an endangered species of freshwater mussel, an aquatic bivalve mollusk in the family Unionidae, the river mussels.
Distribution and conservation status
This is a rare species found solely ...
''
(I. Lea, 1830)
*
Elktoe
The elktoe (''Alasmidonta marginata'') is a species of freshwater mussel, an aquatic bivalve mollusk in the family Unionidae, the river mussels. This species is found in southeastern Canada and the eastern United States. Like many mussels, it is ...
, ''
Alasmidonta marginata
The elktoe (''Alasmidonta marginata'') is a species of freshwater mussel, an Aquatic animal, aquatic bivalve mollusk in the family Unionidae, the river mussels. This species is found in southeastern Canada and the eastern United States. Like many ...
''
Say, 1818
*
Coosa elktoe
''Alasmidonta mccordi'', the Coosa elktoe, was a species of freshwater mussel, an aquatic bivalve mollusk in the family Unionidae, the river mussels. Because no individuals have been seen recently, it is assumed to be extinct.
This species was ...
, ''
Alasmidonta mccordi
''Alasmidonta mccordi'', the Coosa elktoe, was a species of freshwater mussel, an aquatic bivalve mollusk in the family Unionidae, the river mussels. Because no individuals have been seen recently, it is assumed to be extinct.
This species was ...
''
Athearn, 1964
*
Appalachian elktoe
The Appalachian elktoe (''Alasmidonta raveneliana'') is a species of freshwater bivalve, freshwater mussel in the family Unionidae, the river mussels. It is native to the United States, where it is known only from North Carolina and Tennessee.
...
, ''
Alasmidonta raveneliana
The Appalachian elktoe (''Alasmidonta raveneliana'') is a species of freshwater mussel in the family Unionidae, the river mussels. It is native to the United States, where it is known only from North Carolina and Tennessee.
Description
The App ...
''
(I. Lea, 1834)
*
Carolina elktoe
''Alasmidonta robusta'', the Carolina elktoe, was a species of freshwater mussel, an aquatic bivalve mollusk in the family Unionidae, the river mussels.
Distribution
This species was endemic to North Carolina, and was known only from its type s ...
, ''
Alasmidonta robusta
''Alasmidonta robusta'', the Carolina elktoe, was a species of freshwater mussel, an aquatic bivalve mollusk in the family Unionidae, the river mussels.
Distribution
This species was endemic to North Carolina, and was known only from its type s ...
''
Clarke, 1981
*
Southern elktoe
Southern may refer to:
Businesses
* China Southern Airlines, airline based in Guangzhou, China
* Southern Airways, defunct US airline
* Southern Air, air cargo transportation company based in Norwalk, Connecticut, US
* Southern Airways Express ...
, ''
Alasmidonta triangulata
''Alasmidonta'' is a genus of freshwater mussels, aquatic bivalve mollusks in the family Unionidae, the river mussels.
Species within the genus ''Alasmodonta''
* Altamaha arcmussel, ''Alasmidonta arcula'' (I. Lea, 1838)
* Cumberland elktoe, ...
''
(I. Lea, 1858)
*
Triangle floater
A triangle is a polygon with three corners and three sides, one of the basic shapes in geometry. The corners, also called ''vertices'', are zero-dimensional points while the sides connecting them, also called ''edges'', are one-dimension ...
, ''
Alasmidonta undulata
''Alasmidonta'' is a genus of freshwater mussels, Aquatic animal, aquatic bivalve mollusks in the family Unionidae, the river mussels.
Species within the genus ''Alasmodonta''
* Altamaha arcmussel, ''Alasmidonta arcula'' (I. Lea, 1838)
* Cumber ...
''
( Say, 1817)
*
Brook floater
The brook floater or swollen wedgemussel, ''Alasmidonta varicosa'', is a species of freshwater mussel, an Aquatic animal, aquatic bivalve mollusk in the family Unionidae, the river mussels. It measures 25.1 mm to 80.2 mm in length alth ...
, ''
Alasmidonta varicosa
The brook floater or swollen wedgemussel, ''Alasmidonta varicosa'', is a species of freshwater mussel, an aquatic bivalve mollusk in the family Unionidae, the river mussels. It measures 25.1 mm to 80.2 mm in length although other rese ...
''
(Lamarck
Jean-Baptiste Pierre Antoine de Monet, chevalier de Lamarck (1 August 1744 – 18 December 1829), often known simply as Lamarck (; ), was a French naturalist, biologist, academic, and soldier. He was an early proponent of the idea that biolo ...
, 1819)
*
Slippershell mussel
''Alasmidonta viridis'', the slippershell mussel, is a species of mussel
Mussel () is the common name used for members of several families of bivalve molluscs, from saltwater and Freshwater bivalve, freshwater habitats. These groups have in c ...
, ''
Alasmidonta viridis
''Alasmidonta viridis'', the slippershell mussel, is a species of mussel in the family Unionidae
The Unionidae are a Family (biology), family of freshwater mussels, the largest in the order Unionida, the bivalve molluscs sometimes known as ri ...
''
(Rafinesque
Constantine Samuel Rafinesque-Schmaltz (; 22 October 178318 September 1840) was a French early 19th-century polymath born near Constantinople in the Ottoman Empire and self-educated in France. He traveled as a young man in the United States, ult ...
, 1820)
*
Ochlockonee arcmussel
''Alasmidonta wrightiana'', the Ochlockonee arcmussel, was a species of freshwater mussel, an aquatic bivalve mollusk in the family Unionidae, the river mussels.
This species was endemic to the Ochlockonee River in Florida and Georgia. This ri ...
, ''
Alasmidonta wrightiana
''Alasmidonta wrightiana'', the Ochlockonee arcmussel, was a species of freshwater mussel, an aquatic bivalve mollusk in the family Unionidae, the river mussels.
This species was endemic to the Ochlockonee River in Florida and Georgia. This riv ...
''
(Walker, 1901)
Gallery
Image:Alasmidonta marginata.jpg, Elktoe,
''Alasmidonta marginata
The elktoe (''Alasmidonta marginata'') is a species of freshwater mussel, an Aquatic animal, aquatic bivalve mollusk in the family Unionidae, the river mussels. This species is found in southeastern Canada and the eastern United States. Like many ...
''
Image:Alasmidonta viridis.jpg, Slippershell mussel,
''Alasmidonta viridis
''Alasmidonta viridis'', the slippershell mussel, is a species of mussel in the family Unionidae
The Unionidae are a Family (biology), family of freshwater mussels, the largest in the order Unionida, the bivalve molluscs sometimes known as ri ...
''
References
*
Bivalve genera
Taxa named by Thomas Say
Taxonomy articles created by Polbot
{{Unionidae-stub