![](../worm/polychaeta/polychaeta/040730skdd3412m3.jpg)
Broader pink
thing is a bristleworm,
narrower banded thing is an arm of a brittlestar. |
![](../echinodermata/ophiuroidea/tinysponge/050510tusg6168m3a.jpg)
Tiny brittle stars may be found
under stones.
They are sometimes also
mistaken for bristleworms. |
![](../echinodermata/ophiuroidea/tinysponge/040730skdd3214m3a.jpg)
Tiny brittle stars may live
in a sponge.
Only their arms stick out, so they are often mistaken for bristleworms. |