Cidaris rugosa explained

Cidaris rugosa is a species of sea urchins of the Family Cidaridae. Their armour is covered with spines. Cidaris rugosa was first described in 1907 by Hubert Lyman Clark as Dorocidaris rugosa.^{[1] [2]}

Notes and References

1. Kroh, A. (2010). Cidaris rugosa (Clark, 1907). In: Kroh, A. & Mooi, R. (2010) World Echinoidea Database. at the World Register of Marine Species.
2. Clark, H.L. . 1907 . The Cidaridae. Bulletin of the Museum of Comparative Zoology. 51. 7. 210-211; pl. 4: fig. 1, pl. 5: fig. 1, pl. 7: figs 5-8.