Crown-of-Thorns Sea Stars - Family: Acanthasteridae
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Short-spined Crown-of-Thorns - Acanthaster brevispinus
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Long-spined Crown-of-Thorns - Acanthaster planci
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Taxonomy:
Phylum: Echinodermata (Echinoderms)
> Subphylum: Asterozoa (Sea Stars and Brittle Stars)
> Class: Asteroidea (Sea Stars)
> Superorder: Valvatacea (Valvatacean Sea Stars)
> Order: Valvatida (Valvatidan Sea Stars)
> Family: Acanthasteridae (Crown-of-Thorns Sea Stars)
> Genus: Acanthaster
> Species: A. brevispinus - Short-spined Crown-of-Thorns
> Species: A. planci - Long-spined Crown-of-Thorns
^ = possibly
* = likely
References and links:
Photographic contributions: