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Unionida

Unionida is a monophyletic order of freshwater mussels, aquatic bivalve molluscs. The order includes most of the larger freshwater mussels, including the freshwater pearl mussels. The most common families are the Unionidae and the Margaritiferidae. All have in common a larval stage that is temporarily parasitic on fish, nacreous shells, high in organic…

History, Taxonomy & Evolutionary history

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Taxonomy

AraripenaiaArchanodontoideaArchanodontidaeDeccanoideaDeccanoidae
35 related topics

Evolutionary history

CarboniferousPermianNacreousTrigoniidaTriassic
7 related topics

Commercial significance

Freshwater pearlsMantleMother of pearlJohn LatendresseSessile
5 related topics

Conservation issues and endangered species status

Habitat degradationOver-exploitationFreshwater pearl industryButton
4 related topics

Topics to explore

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Overview

Evolutionary history

Life habits

Reproduction

Conservation issues and endangered species status

Commercial significance

Taxonomy

Advanced semantic analysis

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Map overview Semantic statistics

Unionida

Nodes75
Edges74
Triples38
Avg. degree1.97
Density0.026667
Components1

How this topic connects Entity context

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Unionida

Top relations

related to Reproduction · 11
Unionida → Elliptio, Fertilised, Mature, Most, Mussels, Some, The, There, This, Typically, When
related to Freshwater pearl industry · 10
Unionida → About, Although, Because, California, Freshwater, In, North America, The, Unionidae, While
related to Distribution · 7
Unionida → Around, Families, Glebula, North America, There, This, Unlike
related to Life habits · 4
Unionida → Freshwater, Like, These, They
related to Conservation issues and endangered species status · 3
Unionida → Many, North American Unionida, Of
related to Taxonomy · 2
Unionida → Bieler, The
is a · 1
Unionida → monophyletic order of freshwater mussels

Important terminology Word statistics

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Important terminology

freshwater mussels mussel pearl species button pearls industry north fish glochidia shells order buttons states common america united unionidae cultured

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Unionidais amonophyletic order of freshwater mussels0.90text
Unionidarelated to Conservation issues and endangered species statusMany0.60section
Unionidarelated to Conservation issues and endangered species statusOf0.60section
Unionidarelated to Conservation issues and endangered species statusNorth American Unionida0.60section
Unionidarelated to DistributionFamilies0.60section
Unionidarelated to DistributionThere0.60section
Unionidarelated to DistributionAround0.60section
Unionidarelated to DistributionNorth America0.60section
Unionidarelated to DistributionUnlike0.60section
Unionidarelated to DistributionGlebula0.60section
Unionidarelated to DistributionThis0.60section
Unionidarelated to Freshwater pearl industryThe0.60section

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