''Cassidulus delectus'' 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 Cassidulidae. Their armour is covered with spines. ''Cassidulus delectus'' was first scientifically described in 1960 by Krau.Kroh, A. (2010). ''Cassidulus delectus'' (Krau, 1960). In: Kroh, A. & Mooi, R. (2010
World Echinoidea Database
at the World Register of Marine Species.

References

Animals described in 1960 Cassidulidae {{Echinoidea-stub