Echinodermata Facts
Phylum: Echinodermata
Scientific Name: Clypeastroida
Common Name: Sand dollar
Significant Facts:
Scientific Name: Clypeastroida
Common Name: Sand dollar
Significant Facts:
- They have a calcium carbonate shell (test) that has 5-way radial symmetry
- They are considered extremely flattened sea urchins
- They come in a variety of colors, such as purple, blue, and green