Parechinidae

species of echinoderm

species of echinoderm

Psammechinus is a genus of sea urchins in the family Parechinidae containing two species: {| class="wikitable" |- ! Image !! Scientific name !! Distribution |- |120px || Psammechinus microtuberculatus (Blainville, 1825) ||western and eastern Atlantic Ocean, the Adriatic Sea and Aegean Sea |- |120px || Psammechinus miliaris (P.L.S. Müller, 1771) || eastern Atlantic Ocean from Scandinavia south to Morocco, but not in the Mediterranean Sea |- |}

Paracentrotus is a genus of sea urchin in the family Parechinidae described in 1903 by Mortensen.

Loxechinus albus is an echinoderm of the family Parechinidae, native to coastal southern South America, ranging from Ecuador, along the entire coasts of Peru and Chile, to Argentina, as well as the Falkland Islands. It is the only species in the genus Loxechinus. It is known as the Chilean sea urchin or red sea urchin, but the latter name is typically used for the North Pacific Mesocentrotus franciscanus and it is not the only species of sea urchin in Chile (although it is the most common and widespread large sea urchins in that country). L. albus is found on rocky reefs and shores in the inte

species of echinoderm

The Parechinidae are a family of sea urchins in the class Echinoidea.

Parechinus angulosus, the Cape urchin, is a sea urchin in the family Parechinidae endemic to southern Africa. It is the only species in the genus Parechinus.