Ophiarachna incrassata
Green Brittle Star
©Sophie Randall: Ophiarachna incrassata at Lizard Island as found at night. Disc diameter is about 40 mm.
©David Witherall and Liam Doherty Kruss: Green Sea Serpent Brittle Star (Ophiarachna incrassata), Normanby Island
Kingdom
Animalia
Phylum
Echinodermata
Class
Ophiuroidea
Order
Ophiurida
Family
Ophiodermatidae
Genus
Ophiarachna
Species
Ophiarachna incrassata
Colours
Distinguishing features
Distinguishing features still need to be specified.
Size
- Size data has not been obtained.
Depth range
- Depth range data is not yet available.
Synonyms
Distribution
©Atlas of Living Australia: Australian distribution
Local abundance
- Lizard Island: Not often seen due to cryptic daytime habits, but probably not uncommon.
Behaviour
These brittlestars are carnivorous. They have been observed at dusk raising the disc above the substrate and trapping small fish between their arms.
