Breynia desorii is a species of sea urchins of the family Loveniidae. Their armour is covered with spines. Breynia desorii was first scientifically described in 1851 by Gray.Kroh, A. (2010). Breynia desorii (Gray, 1851). In: Kroh, A. & Mooi, R. (2010) World Echinoidea Database. at the World Register of Marine Species.

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