Phylum Echinodermata

The name Echinodermata means...

• Covered in Spikes

• Bumpy surface

• Spiny Skinned

• Starfish

All echinoderms are found in what type of waters?

• Freshwater

• Saltwater

• Brackish water

• Distilled water

True or False: There are more species of echinoderms alive today than extinct?

• True

• False

What animals are found in the Class Holothoroidea?

• Sea stars

• Feather stars and sea lilies

• Brittle stars and basket stars

• Sea cucumbers

Which class contains sea stars?

• Class Asteroidea

• Class Crinoidea

• Class Echinoidea

• Class Ophiuroidea

What animals are found in the Class Crinoidea

• Sea cucumbers

• Sea Urchins and Sand Dollars

• Feather Stars and Sea Lilies

• Sea Stars

Which class contains Brittle Stars and Basket Stars?

• Class Asteroidea

• Class Crinoidea

• Class Ophiuroidea

• Class Echinoidea

Which class contains sand dollars and sea urchins?

• Class Echinoidea

• Class Holothuroidea

• Class Crinoidea

• Class Asteroidea

All adult echinoderms have what type of symmetry?

• Asymmetry

• Radial Symmetry

• Bilateral Symmetry

All echinoderm larvae have what kind of symmetry?

• Asymmetry

• Radial Symmetry

• Bilateral Symmetry