(Himerometra+robustipinna)+rolled+up+feather+star+-+Jeanette+Jones+and+krystna+L

Why is it a Echinoderm:
It has five arms attached at the calyx, then the arms branch off to make pinnules. They have tube feet in a double row along each arm. They are supported by ossicles.

What class:
from class Crinoidea

**Eating habbits**:
they eat plantonic organisms.

Habitat:
They live in all depths of the oceans

Reproduction:
They are Dioecious. the male gametes develop before female gametes. Cross fertilization will occur.