Heart urchins belong to the phylum Echinodermata, which means spiny skin. Living heart urchins are covered in many spines, giving them a furry appearance, When the animal dies, the spines fall off. This leaves the white external shell known as the test. While most sea urchins are round, heart urchins have elongated bodies with a small depression for the mouth at one end, making them appear heart-shaped. You will receive one of the items pictured in this listing. Use the dropdown menu to select from available options. Approximate measurements and additional information is listed below:
