Hydractinia
Genus of hydrozoans
From Wikipedia, the free encyclopedia
Hydractinia is a genus of commensal athecate hydroids which belong to the family Hydractiniidae. Hydractinia species mostly live on hermit-crabbed marine gastropod shells.
| Hydractinia | |
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| Hydractinia altispina | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Cnidaria |
| Class: | Hydrozoa |
| Order: | Anthoathecata |
| Family: | Hydractiniidae |
| Genus: | Hydractinia van Beneden, 1841 |
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List
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One species, Hydractinia echinata, is commonly known as snail fur.[1] Another species, H. minoi, is known to be commensal with stingfishes of the genus Minous.[2]
Species
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