Definition of Unionida. Meaning of Unionida. Synonyms of Unionida

- 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...
- Unionidae are a family of freshwater mussels, the largest in the order Unionida, the bivalve molluscs sometimes known as river mussels, or simply as unionids...
-   Extinct in the wild (EW): 13 species   Critically endangered (CR): 581 species   Endangered (EN): 507 species   Vulnerable (VU): 879 species   Near threatened...
- 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...
- Domain: Eukaryota Kingdom: Animalia Phylum: Mollusca class: Bivalvia Order: Unionida Family: Unionidae Subfamily: Unioninae Rafinesque, 1820 Genera See text...
-   Extinct in the wild (EW): 13 species   Critically endangered (CR): 581 species   Endangered (EN): 507 species   Vulnerable (VU): 879 species   Near threatened...
- This is a list of Madagascar and Indian Ocean Island animals extinct in the Holocene that covers extinctions from the Holocene epoch, a geologic epoch...