Unionida

Translingual

Etymology

From Unio (with insertion of -n- after its etymon, Classical Latin ūniō (stem ūniōn-)) +‎ -ida.

Proper noun

Unionida

1. A taxonomic order within the class Bivalvia – many freshwater mussels.

Synonyms

• (order): Unionoida

Hypernyms

• (order): Eukaryota – superkingdom; Animalia – kingdom; Bilateria – subkingdom; Protostomia – infrakingdom; Spiralia – superphylum; Mollusca – phylum; Bivalvia – class

Hyponyms

• (order): Etherioidea, Hyrioidea, Silesunionoidea, Unionoidea - superfamilies

Further reading

• Unionoida on Wikipedia.Wikipedia
• Unionoida on Wikispecies.Wikispecies
• Category:Unionoida on Wikimedia Commons.Wikimedia Commons
• Unionida at World Register of Marine Species
• Unionoida at Integrated Taxonomic Information System.
• Unionoida at National Center for Biotechnology Information
• “Unionida”, in Paleobiology Database, 2025
• Ruggiero MA, Gordon DP, Orrell TM, Bailly N, Bourgoin T, Brusca RC, et al. (2015) A Higher Level Classification of All Living Organisms. PLoS ONE 10(4): e0119248. PMID 25923521, →DOI