''Sagittunio'' 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 ...
.
Species
There are four recognized species:
* ''
Sagittunio aldermani''
Watters, 2018
* ''
Sagittunio nasutus
''Sagittunio nasutus'', the eastern pondmussel, is a species of freshwater mussel in the family Unionidae, the river mussels.MolluscaBase eds. (2021). MolluscaBase. Sagittunio nasutus (Say, 1817). Accessed through: World Register of Marine Specie ...
''
(Say, 1817)
* ''
Sagittunio subrostratus''
(Say, 1831)
* ''
Sagittunio vaughanianus''
(Lea I., 1838)
References
Bivalve genera
{{Unionidae-stub