''Aporocidaris milleri'' is a species of

sea urchin Sea urchins () are spiny, globular echinoderms in the class Echinoidea. About 950 species of sea urchin live on the seabed of every ocean and inhabit every depth zone from the intertidal seashore down to . The spherical, hard shells (tests) of ...

of the family

Ctenocidaridae Ctenocidaridae is a family of echinoderms belonging to the order Cidaroida. Genera: * '' Aporocidaris'' Agassiz & Clark, 1907 * '' Ctenocidaris'' Mortensen, 1910 * '' Homalocidaris'' Mortensen, 1928 * ''Notocidaris ''Notocidaris'' is a genus of ...

. Their armour is covered with spines. It is placed in the genus

Aporocidaris ''Aporocidaris'' is a genus of sea urchins in the family Ctenocidaridae. Several species are found in deep water in circum-Antarctic locations. Characteristics The test is rather compressed, with a flat base and thin fragile plates, and the apic ...

and lives in the sea. Aporocidaris milleri was first scientifically described in 1898 by

Alexander Emanuel Agassiz Alexander Emmanuel Rodolphe Agassiz (December 17, 1835March 27, 1910), son of Louis Agassiz and stepson of Elizabeth Cabot Agassiz, was an American scientist and engineer. Biography Agassiz was born in Neuchâtel, Switzerland and immigrated t ...

.Kroh, A. (2010). ''Aporocidaris milleri'' (Alexander Emanuel Agassiz, 1898). In: Kroh, A. & Mooi, R. (2010
World Echinoidea Database
at the World Register of Marine Species.

References

Ctenocidaridae Animals described in 1898 {{echinoidea-stub

See also

References