Opalozoa | |
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Opalina ranarum, an opalozoan | |
Scientific classification | |
Domain: | Eukaryota |
Clade: | Diaphoretickes |
Clade: | SAR |
Clade: | Stramenopiles |
Phylum: | Bigyra |
Subphylum: | Opalozoa Cavalier-Smith, 1991 stat. nov. 2006[1] |
Infraphyla and classes[1] | |
Opalozoa is a subphylum of heterotrophic protists of the phylum Bigyra, and is the sister group to Sagenista.[2][1] Opalozoans are non-photosynthetic heterokonts that are ancestrally phagotrophic but many times have evolved to be osmotrophic saprotrophs in the gut of vertebrate animals.[3]