Kroh, A.; Mooi, R. (2024). World Echinoidea Database. Parocidaris. Accessed at: https://www.marinespecies.org/Echinoidea/aphia.php?p=taxdetails&id=536182 on 2024-09-21
basis of recordNobre, A. (1909). Echinod. Du Portugal. Ann. Acad. Polytechn. Porto. 4: 19. page(s): 19 [details]
additional sourceMortensen, T. (1928b). A Monograph of the Echinoidea. I. Cidaroidea, 551 pp., C. A. Reitzel & Oxford University Press, Copenhagen & London. page(s): 105 [details]