Definition of Unionida. Meaning of Unionida. Synonyms of Unionida

Here you will find one or more explanations in English for the word Unionida. Also in the bottom left of the page several parts of wikipedia pages related to the word Unionida and, of course, Unionida synonyms and on the right images related to the word Unionida.

Definition of Unionida

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Meaning of Unionida from wikipedia

- Unionida is a monophyletic order of freshwater mussels, aquatic bivalve molluscs. The order includes most of the larger freshwater mussels, including the...
- stage development. Arcoida (order) Arcidae (family) Mytiloida Mytilidae Unionida Etheriidae Hyriidae Iridinidae Margaritiferidae Mycetopodidae Unionidae...
- Palaeoheterodonta is a subterclass of bivalve molluscs. It contains the extant orders Unionida (freshwater mussels) and Trigoniida. They are distinguished by having the...
-   Extinct in the wild (EW): 13 species   Critically endangered (CR): 581 species   Endangered (EN): 507 species   Vulnerable (VU): 879 species   Near threatened...
-   Extinct in the wild (EW): 15 species   Critically endangered (CR): 987 species   Endangered (EN): 1,163 species   Vulnerable (VU): 2,178 species   Near...
-   Extinct in the wild (EW): 13 species   Critically endangered (CR): 581 species   Endangered (EN): 507 species   Vulnerable (VU): 879 species   Near threatened...
-   Extinct in the wild (EW): 15 species   Critically endangered (CR): 987 species   Endangered (EN): 1,163 species   Vulnerable (VU): 2,178 species   Near...
- families Subclass Palaeoheterodonta Order Trigoniida 16 families (15†) Order Unionida 15 families (8†) Subclass Protobranchia Order Nuculanida 8 families Order...
- On 29 January 2010, the IUCN Red List of Threatened Species identified 842 (746 animals, 96 plants) extinct species, subspecies and varieties, stocks and...
- certain (but by no means all) species of freshwater mussels in the order Unionida, the families Unionidae and Margaritiferidae. The unique luster of pearls...