butterfly clam

English

A butterfly clam

Noun

butterfly clam (plural butterfly clams)

1. A species of mussel, Ellipsaria lineolata, that inhabits rivers in the southern United States

References

• Ellipsaria lineolata on Wikipedia.Wikipedia
• Unionidae on Wikispecies.Wikispecies
• Ellipsaria lineolata on Wikimedia Commons.Wikimedia Commons