Summary description from Wikipedia:

Palaeoheterodonta in languages:

Chinese

古異齒亞綱

English

Freshwater Mussels and Brooch Clams

Japanese

古異歯亜綱

Korean

고이치준강

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Parent Taxon

• N/A

Sibling Taxa

• Archiheterodonta
• Euheterodonta
• Palaeoheterodonta

Child Taxa

• Trigoniida
• Unionida

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