Stylocidaris affinis, also known as pencil urchin or red lance urchin,[1] is a species of sea urchin.

It can be found in Bermuda, Caribbean Sea, Gulf Of Mexico, and the Mediterranean Sea.[1] It occurs on circalittoral and deep sedimentary bottoms near Malta.[2][3]

References

  1. ^ a b "pencil urchin - Encyclopedia of Life". eol.org. Retrieved 2021-11-10.
  2. ^ "WoRMS - World Register of Marine Species - Stylocidaris affinis (Philippi, 1845)". www.marinespecies.org. Retrieved 2021-11-10.
  3. ^ Terribile, K.; Schembri, P. J. (2013). Depth distribution of Cidaris cidaris (Linnaeus, 1758) and Stylocdaris affinis (Philippi, 1845)(Echinodermata, Echinoidea) around the Maltese Islands (PDF) (Report). Commission Internationale pour l'Exploration Scientifique de la Mer Mediterranee.
Allikas: https://en.wikipedia.org/wiki/Stylocidaris_affinis
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