Okenia sapelona is a species of sea slug, specifically a dorid nudibranch, a marine gastropod mollusc in the family Goniodorididae.Rosenberg, G. (2015). Okenia sapelona Ev. Marcus & Er. Marcus, 1967. In: MolluscaBase (2015). Accessed through: World Register of Marine Species on 2015-10-20
Distribution This species was described from Sapelo Island, Georgia, United States.
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