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Index Longnut

The longnut (Pleurobema nucleopsis) was a species of freshwater mussel, an aquatic bivalve mollusk in the family Unionidae, the river mussels. [1]

14 relations: Animal, Aquatic animal, Bivalvia, Endemism, Freshwater bivalve, Habitat, Mollusca, Pleurobema, River, Species, Timothy Abbott Conrad, Unionidae, Unionoida, United States.


Animals are multicellular eukaryotic organisms that form the biological kingdom Animalia.

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Aquatic animal

A aquatic animal is an animal, either vertebrate or invertebrate, which lives in the water for most or all of its lifetime.

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Bivalvia, in previous centuries referred to as the Lamellibranchiata and Pelecypoda, is a class of marine and freshwater molluscs that have laterally compressed bodies enclosed by a shell consisting of two hinged parts.

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Endemism is the ecological state of a species being unique to a defined geographic location, such as an island, nation, country or other defined zone, or habitat type; organisms that are indigenous to a place are not endemic to it if they are also found elsewhere.

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Freshwater bivalve

Freshwater bivalves are one kind of freshwater molluscs, along with freshwater snails.

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In ecology, a habitat is the type of natural environment in which a particular species of organism lives.

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Mollusca is a large phylum of invertebrate animals whose members are known as molluscs or mollusksThe formerly dominant spelling mollusk is still used in the U.S. — see the reasons given in Gary Rosenberg's.

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Pleurobema is a genus of freshwater mussels, aquatic bivalve mollusks in the family Unionidae, the river mussels.

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A river is a natural flowing watercourse, usually freshwater, flowing towards an ocean, sea, lake or another river.

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In biology, a species is the basic unit of classification and a taxonomic rank, as well as a unit of biodiversity, but it has proven difficult to find a satisfactory definition.

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Timothy Abbott Conrad

Timothy Abbott Conrad (June 21, 1803 in Trenton, New Jersey – August 9, 1877 in Trenton) was an American geologist and malacologist.

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The Unionidae are a family of freshwater mussels, the largest in the order Unionoida, the bivalve mollusks sometimes known as river mussels, or simply as unionids.

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Unionoida is a monophyletic order of freshwater mussels, aquatic bivalve molluscs.

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United States

The United States of America (USA), commonly known as the United States (U.S.) or America, is a federal republic composed of 50 states, a federal district, five major self-governing territories, and various possessions.

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Pleurobema nucleopsis.


[1] https://en.wikipedia.org/wiki/Longnut

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