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Ophiothrix angulata
Ophiothrix angulata
(Glassy Arm Brittlestar)
(Glassy Arm Brittlestar)
1. Out of water (Rob Ruzicka)
2. Out of water (Rob Ruzicka)
3. Out of water (Rob Ruzicka)
4. Out of water (Rob Ruzicka)
5. Out of water (Rob Ruzicka)
6. Out of Water - Image shows extended length of glassy spines (Rob Ruzicka)
Size
Arm length: reaching 2.5cm (1") in diameter
Recognition Characters
Has numerous long, bristly, glassy, arm spines that run length of arms. Central disk is star-shaped with arms extending from depressions in between rounded tips.
Color
Multiple color patterns. Can be grey, red, bright red or orange.
Habitat & Depth
Inhabit rocky outcroppings and hard bottoms. Commonly inside or under spaces created by tunicates and sponges.
Distribution at GRNMS
Locally abundant when found. Inhabit a variety of tunicates and sponges.
Geographic Range
Georgia, Florida, Caribbean
Behavior & Notes
This small brittlestar is cryptic and is hidden inside tunicates and sponges. Form large, gregarious associations when found.
Synonyms
Ruppert and Fox 1988
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