Recovery pearly mussel

Recovery pearly mussel
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Bivalvia
Order: Unionoida
Family: Unionidae
Genus: Elliptio
Species: E. nigella
Binomial name
Elliptio nigella
(I. Lea, 1852)

The recovery pearly mussel or winged spike, scientific name Elliptio nigella, was a species of freshwater mussel, an aquatic bivalve mollusk in the family Unionidae, the river mussels.

This species was endemic to the United States. It is now extinct.

Source


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