Fusconaia subrotunda
Fusconaia subrotunda, the long solid mussel or long solid naiad, is a species of freshwater mussel, an aquatic bivalve mollusk in the family Unionidae.
| Fusconaia subrotunda | |
|---|---|
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| Scientific classification  | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Mollusca | 
| Class: | Bivalvia | 
| Order: | Unionida | 
| Family: | Unionidae | 
| Genus: | Fusconaia | 
| Species: | F. subrotunda  | 
| Binomial name | |
| Fusconaia subrotunda (Lea, 1831)  | |
This mussel, sometimes called a pigtoe, is found in river gravel. Young mussels are light brown, but darken to nearly black with age.
This species is found in Canada and the United States.
Subspecies
     
- Fusconaia subrotunda kirklandiana
 - Fusconaia subrotunda lesueriana Lea
 - Fusconaia subrotunda pilaris Lea
 - Fusconaia subrotunda subrotunda
 
References
    
- Cummings, K.; Cordeiro, J. (2012). "Fusconaia subrotunda". IUCN Red List of Threatened Species. 2012: e.T8775A3146358. doi:10.2305/IUCN.UK.2012.RLTS.T8775A3146358.en. Retrieved 16 November 2021.
 
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