Obovaria olivaria

Hickorynut, a reference photo
Photo: Rafinesque, 1820 · CC0 (licence)

Obovaria olivaria is a species of freshwater mussel, an aquatic bivalve mollusk in the family Unionidae, the river mussels. It is commonly referred to as hickorynut.

From Wikipedia, under CC BY-SA 4.0.

Is it venomous or poisonous?

We have no record of Hickorynut being toxic, poisonous or venomous. That is not proof that it is safe. Never eat, touch or handle a wild plant, mushroom or animal on the strength of an identification; ask someone qualified.

Easily confused with

Classification

Kingdom
Animalia
Phylum
Mollusca
Class
Bivalvia
Order
Unionida
Family
Unionidae
Species
Obovaria olivaria

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