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ISM System :Fresh Water Mussel Image Gallery
Illinois Mussels
Introduction
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Life Cycle
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Harvesting the River

Genus Ptychobranchus

Class Bivalvia : Subclass Paleoheterodonta : Genus Ptychobranchus

Ptychobranchus fasciolaris( (Kidneyshell)
Ptychobranchus fasciolaris( (Kidneyshell)
Ptychobranchus fasciolarlis (Kidneyshell)
Ptychobranchus fasciolarlis (Kidneyshell)

Class Bivalvia : Subclass Paleoheterodonta : Genus Ptychobranchus

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