iNat·130982SpeciesMollusca330 field observationsThe Nature Library · Open stacks
- Animals
- ›Molluscs
- ›Bivalves
- ›Autobranchia
- ›Heteroconchia
- ›Freshwater Mussels and Brooch Clams
- ›Freshwater Mussels
- ›Unionoidea
- ›River Mussels
- ›Unioninae
- ›Anodontini
- ›Arcidens

Rock-pocketbook
Arcidens confragosus
Arcidens confragosus is a species of freshwater mussels in the family Unionidae, the river mussels. It is commonly known as the rock pocketbook, but also has many other common names: bastard, black pocketbook, grandmaw, queen, and rockshell.
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Where it lives
Recorded sightings
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geo-referenced records in GBIF, from museums, herbaria and field observers.
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In the stacks
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Every page naming Arcidens confragosus in the Biodiversity Heritage Library →
This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 130982.