Velatida

The Velatida are an order of sea stars containing about 200 species in five families. These sea stars normally have thick bodies with large discs.

Caymanostellidae is a family of sea stars containing six species in two families. These asteroids normally have thick bodies with large discs.

Myxasteridae is a family of deep-sea velatid sea stars containing nine species in three genera.

Korethrasteridae is a family of starfish in the order Velatida. It contains the following genera and species:

Pythonaster is a genus of deep-sea velatid sea stars containing three species.

Myxaster is a genus of deep-sea velatid sea stars containing three species.

species of echinoderm

species of echinoderm