Lytechinus variegatus
Encyclopedia
Lytechinus variegatus, Lamarck, 1816 (also called green sea urchin or variegated sea urchin) is a species
of sea urchin
that can be found in the warm waters of the western Atlantic Ocean
. It has short spines and can reach a diameter of around 11 cm.
Species
In biology, a species is one of the basic units of biological classification and a taxonomic rank. A species is often defined as a group of organisms capable of interbreeding and producing fertile offspring. While in many cases this definition is adequate, more precise or differing measures are...
of sea urchin
Sea urchin
Sea urchins or urchins are small, spiny, globular animals which, with their close kin, such as sand dollars, constitute the class Echinoidea of the echinoderm phylum. They inhabit all oceans. Their shell, or "test", is round and spiny, typically from across. Common colors include black and dull...
that can be found in the warm waters of the western Atlantic Ocean
Atlantic Ocean
The Atlantic Ocean is the second-largest of the world's oceanic divisions. With a total area of about , it covers approximately 20% of the Earth's surface and about 26% of its water surface area...
. It has short spines and can reach a diameter of around 11 cm.