Biology:Arcidens confragosus
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Short description: Species of bivalves
| Rock pocketbook | |
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| A live individual of Arcidens confragosus | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Bivalvia |
| Order: | Unionida |
| Family: | Unionidae |
| Genus: | Arcidens |
| Species: | A. confragosus
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| Binomial name | |
| Arcidens confragosus (Say, 1829)
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| Synonyms | |
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Arcidens confragosus is a species of freshwater mussels in the family Unionidae, the river mussels. It is commonly known as the rock pocketbook,[1][2] but also has many other common names: bastard, black pocketbook, grandmaw, queen, and rockshell.[1]
Distribution
This species is widespread in central parts of the United States: it occurs in the Mississippi River drainage and in coastal rivers draining to the Gulf of Mexico, from the Colorado River in Texas east to the Mobile River System in Alabama.[1]
Description
The shell is "pyriform" or pear-shaped, heavily sculptured, but fairly thin, up to 15 centimetres (5.9 in) long. The shell is green to dark brown. The nacre is white, iridescent.
References
- ↑ 1.0 1.1 1.2 1.3 Cummings, K. (2011). "Arcidens confragosus". IUCN Red List of Threatened Species 2011: e.T189137A8690933. doi:10.2305/IUCN.UK.2011-2.RLTS.T189137A8690933.en. https://www.iucnredlist.org/species/189137/8690933. Retrieved 29 November 2022.
- ↑ 2.0 2.1 "Arcidens confragosus". NatureServe Explorer. https://explorer.natureserve.org/Taxon/ELEMENT_GLOBAL.2.113655/Arcidens_confragosus.
Wikidata ☰ Q3795594 entry
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