Thromidia
Thromidia is a genus of starfish in the family Mithrodiidae.
| Thromidia | |
|---|---|
 | |
| Thromidia catalai | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Echinodermata |
| Class: | Asteroidea |
| Order: | Valvatida |
| Family: | Mithrodiidae |
| Genus: | Thromidia Pope & Rowe, 1977 |
Description and characteristics
These are extremely massive sea stars with 5 sausage-shaped arms, containing probably the heaviest species of Asteroidea, up to 6 kg.[1]
List of species
According to World Register of Marine Species :
- Thromidia brycei Marsh, 2009 -- Western Australia
- Thromidia catalai Pope & Rowe, 1977 -- West Pacific
- Thromidia gigas (Mortensen, 1935) -- South-west Indian ocean
- Thromidia seychellesensis Pope & Rowe, 1977 -- Seychelles
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